123942316 has 6 divisors (see below), whose sum is σ = 216899060. Its totient is φ = 61971156.

The previous prime is 123942289. The next prime is 123942319. The reversal of 123942316 is 613249321.

It is not an unprimeable number, because it can be changed into a prime (123942319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15492786 + ... + 15492793.

Almost surely, 2^123942316 is an apocalyptic number.

It is an amenable number.

123942316 is a deficient number, since it is larger than the sum of its proper divisors (92956744).

123942316 is a wasteful number, since it uses less digits than its factorization.

123942316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30985583 (or 30985581 counting only the distinct ones).

The product of its digits is 7776, while the sum is 31.

The square root of 123942316 is about 11132.9383363064. The cubic root of 123942316 is about 498.5857582788.

The spelling of 123942316 in words is "one hundred twenty-three million, nine hundred forty-two thousand, three hundred sixteen".