1078249365 has 24 divisors (see below), whose sum is σ = 1914553368. Its totient is φ = 561039360.

The previous prime is 1078249357. The next prime is 1078249397. The reversal of 1078249365 is 5639428701.

1078249365 is digitally balanced in base 10, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 16597476 + 1061651889 = 4074^2 + 32583^2 .

It is not a de Polignac number, because 1078249365 - 2³ = 1078249357 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

1078249365 is strictly pandigital in base 10.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1078249365.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 290364 + ... + 294053.

It is an arithmetic number, because the mean of its divisors is an integer number (79773057).

It is a 2-persistent number, because it is pandigital, and so is 2⋅1078249365 = 2156498730, but 3⋅1078249365 = 3234748095 is not.

Almost surely, 2^1078249365 is an apocalyptic number.

1078249365 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1078249365 is a deficient number, since it is larger than the sum of its proper divisors (836304003).

1078249365 is a wasteful number, since it uses less digits than its factorization.

1078249365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 584469 (or 584466 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The square root of 1078249365 is about 32836.7075846529. The cubic root of 1078249365 is about 1025.4309082524.

The spelling of 1078249365 in words is "one billion, seventy-eight million, two hundred forty-nine thousand, three hundred sixty-five".