1045634402 has 32 divisors (see below), whose sum is σ = 1727599104. Its totient is φ = 472492800.

The previous prime is 1045634347. The next prime is 1045634431. The reversal of 1045634402 is 2044365401.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 134288 + ... + 141860.

It is an arithmetic number, because the mean of its divisors is an integer number (53987472).

Almost surely, 2^1045634402 is an apocalyptic number.

1045634402 is a deficient number, since it is larger than the sum of its proper divisors (681964702).

1045634402 is a wasteful number, since it uses less digits than its factorization.

1045634402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7754.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 1045634402 is about 32336.2706878824. The cubic root of 1045634402 is about 1014.9857721642.

Adding to 1045634402 its reverse (2044365401), we get a palindrome (3089999803).

The spelling of 1045634402 in words is "one billion, forty-five million, six hundred thirty-four thousand, four hundred two".