1045653402 has 16 divisors (see below), whose sum is σ = 2092905792. Its totient is φ = 348284640.

The previous prime is 1045653383. The next prime is 1045653431. The reversal of 1045653402 is 2043565401.

It is a super-2 number, since 2×1045653402² = 2186782074228347208, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1045653402.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58038 + ... + 73889.

It is an arithmetic number, because the mean of its divisors is an integer number (130806612).

Almost surely, 2^1045653402 is an apocalyptic number.

1045653402 is an abundant number, since it is smaller than the sum of its proper divisors (1047252390).

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

1045653402 is a wasteful number, since it uses less digits than its factorization.

1045653402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133253.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 1045653402 is about 32336.5644742913. The cubic root of 1045653402 is about 1014.9919198237.

The spelling of 1045653402 in words is "one billion, forty-five million, six hundred fifty-three thousand, four hundred two".