1053645572 has 24 divisors (see below), whose sum is σ = 2116348416. Its totient is φ = 449621568.

The previous prime is 1053645563. The next prime is 1053645583. The reversal of 1053645572 is 2755463501.

It is a happy number.

It is a super-2 number, since 2×1053645572² = 2220337982790414368, which contains 22 as substring.

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, 74228 + ... + 87275.

It is an arithmetic number, because the mean of its divisors is an integer number (88181184).

Almost surely, 2^1053645572 is an apocalyptic number.

It is an amenable number.

1053645572 is an abundant number, since it is smaller than the sum of its proper divisors (1062702844).

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

1053645572 is a wasteful number, since it uses less digits than its factorization.

1053645572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161747 (or 161745 counting only the distinct ones).

The product of its (nonzero) digits is 126000, while the sum is 38.

The square root of 1053645572 is about 32459.9071471254. The cubic root of 1053645572 is about 1017.5712984225.

The spelling of 1053645572 in words is "one billion, fifty-three million, six hundred forty-five thousand, five hundred seventy-two".