252660123 has 12 divisors (see below), whose sum is σ = 365239368. Its totient is φ = 168308160.

The previous prime is 252660113. The next prime is 252660127. The reversal of 252660123 is 321066252.

252660123 is a `hidden beast` number, since 2 + 52 + 6 + 601 + 2 + 3 = 666.

It is not a de Polignac number, because 252660123 - 2⁶ = 252660059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (252660127) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1936 + ... + 22562.

It is an arithmetic number, because the mean of its divisors is an integer number (30436614).

Almost surely, 2^252660123 is an apocalyptic number.

252660123 is a deficient number, since it is larger than the sum of its proper divisors (112579245).

252660123 is a wasteful number, since it uses less digits than its factorization.

252660123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21994 (or 21991 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 252660123 is about 15895.2861880496. The cubic root of 252660123 is about 632.1870098652.

The spelling of 252660123 in words is "two hundred fifty-two million, six hundred sixty thousand, one hundred twenty-three".