1044135402 has 16 divisors (see below), whose sum is σ = 2096593632. Its totient is φ = 346658000.

The previous prime is 1044135383. The next prime is 1044135413. The reversal of 1044135402 is 2045314401.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 345153 + ... + 348164.

It is an arithmetic number, because the mean of its divisors is an integer number (131037102).

Almost surely, 2^1044135402 is an apocalyptic number.

1044135402 is an abundant number, since it is smaller than the sum of its proper divisors (1052458230).

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

1044135402 is a wasteful number, since it uses less digits than its factorization.

1044135402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 693573.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 1044135402 is about 32313.0840682223. The cubic root of 1044135402 is about 1014.5005192895.

Adding to 1044135402 its reverse (2045314401), we get a palindrome (3089449803).

The spelling of 1044135402 in words is "one billion, forty-four million, one hundred thirty-five thousand, four hundred two".