123916508 has 12 divisors (see below), whose sum is σ = 216962592. Its totient is φ = 61927200.

The previous prime is 123916501. The next prime is 123916543. The reversal of 123916508 is 805619321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123916501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2816 + ... + 15992.

It is an arithmetic number, because the mean of its divisors is an integer number (18080216).

Almost surely, 2^123916508 is an apocalyptic number.

It is an amenable number.

123916508 is a deficient number, since it is larger than the sum of its proper divisors (93046084).

123916508 is a wasteful number, since it uses less digits than its factorization.

123916508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15532 (or 15530 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 35.

The square root of 123916508 is about 11131.7791929233. The cubic root of 123916508 is about 498.5511497209.

The spelling of 123916508 in words is "one hundred twenty-three million, nine hundred sixteen thousand, five hundred eight".