123431596 has 6 divisors (see below), whose sum is σ = 216005300. Its totient is φ = 61715796.

The previous prime is 123431579. The next prime is 123431617. The reversal of 123431596 is 695134321.

It is a super-2 number, since 2×123431596² = 30470717782214432, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15428946 + ... + 15428953.

Almost surely, 2^123431596 is an apocalyptic number.

It is an amenable number.

123431596 is a deficient number, since it is larger than the sum of its proper divisors (92573704).

123431596 is a wasteful number, since it uses less digits than its factorization.

123431596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30857903 (or 30857901 counting only the distinct ones).

The product of its digits is 19440, while the sum is 34.

The square root of 123431596 is about 11109.9773177086. The cubic root of 123431596 is about 497.8999869049.

The spelling of 123431596 in words is "one hundred twenty-three million, four hundred thirty-one thousand, five hundred ninety-six".