1045335400 has 48 divisors (see below), whose sum is σ = 2432617740. Its totient is φ = 417753600.

The previous prime is 1045335383. The next prime is 1045335409. The reversal of 1045335400 is 45335401.

It can be written as a sum of positive squares in 6 ways, for example, as 701084484 + 344250916 = 26478^2 + 18554^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (1045335409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 342682 + ... + 345718.

Almost surely, 2^1045335400 is an apocalyptic number.

1045335400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1045335400 is an abundant number, since it is smaller than the sum of its proper divisors (1387282340).

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

1045335400 is a wasteful number, since it uses less digits than its factorization.

1045335400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4774 (or 4765 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 1045335400 is about 32331.6470350646. The cubic root of 1045335400 is about 1014.8890169608.

Subtracting from 1045335400 its reverse (45335401), we obtain a palindrome (999999999).

The spelling of 1045335400 in words is "one billion, forty-five million, three hundred thirty-five thousand, four hundred".