1014798645 has 64 divisors (see below), whose sum is σ = 2170368000. Its totient is φ = 439483968.

The previous prime is 1014798637. The next prime is 1014798649. The reversal of 1014798645 is 5468974101.

It is not a de Polignac number, because 1014798645 - 2³ = 1014798637 is a prime.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1014798645.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1014798649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10305 + ... + 46214.

It is an arithmetic number, because the mean of its divisors is an integer number (33912000).

Almost surely, 2^1014798645 is an apocalyptic number.

1014798645 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1014798645 is an abundant number, since it is smaller than the sum of its proper divisors (1155569355).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1014798645 is a wasteful number, since it uses less digits than its factorization.

1014798645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56559 (or 56553 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 45.

The square root of 1014798645 is about 31855.9043977722. The cubic root of 1014798645 is about 1004.9087464483.

The spelling of 1014798645 in words is "one billion, fourteen million, seven hundred ninety-eight thousand, six hundred forty-five".