123152516 has 12 divisors (see below), whose sum is σ = 220529232. Its totient is φ = 60144168.

The previous prime is 123152507. The next prime is 123152521. The reversal of 123152516 is 615251321.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 357830 + ... + 358173.

It is an arithmetic number, because the mean of its divisors is an integer number (18377436).

Almost surely, 2^123152516 is an apocalyptic number.

It is an amenable number.

123152516 is a deficient number, since it is larger than the sum of its proper divisors (97376716).

123152516 is a wasteful number, since it uses less digits than its factorization.

123152516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 716050 (or 716048 counting only the distinct ones).

The product of its digits is 1800, while the sum is 26.

The square root of 123152516 is about 11097.4103285406. The cubic root of 123152516 is about 497.5244515477.

The spelling of 123152516 in words is "one hundred twenty-three million, one hundred fifty-two thousand, five hundred sixteen".