1052231665 has 16 divisors (see below), whose sum is σ = 1285689600. Its totient is φ = 826480512.

The previous prime is 1052231657. The next prime is 1052231681. The reversal of 1052231665 is 5661322501.

It is a cyclic number.

It is not a de Polignac number, because 1052231665 - 2³ = 1052231657 is a prime.

It is a super-2 number, since 2×1052231665² = 2214382953657344450, which contains 22 as substring.

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, 304789 + ... + 308221.

It is an arithmetic number, because the mean of its divisors is an integer number (80355600).

Almost surely, 2^1052231665 is an apocalyptic number.

It is an amenable number.

1052231665 is a deficient number, since it is larger than the sum of its proper divisors (233457935).

1052231665 is a wasteful number, since it uses less digits than its factorization.

1052231665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4536.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 1052231665 is about 32438.1205528310. The cubic root of 1052231665 is about 1017.1159285895.

The spelling of 1052231665 in words is "one billion, fifty-two million, two hundred thirty-one thousand, six hundred sixty-five".