123452312 has 32 divisors (see below), whose sum is σ = 242660880. Its totient is φ = 58813440.

The previous prime is 123452299. The next prime is 123452341. The reversal of 123452312 is 213254321.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9728 + ... + 18480.

Almost surely, 2^123452312 is an apocalyptic number.

It is an amenable number.

123452312 is a deficient number, since it is larger than the sum of its proper divisors (119208568).

123452312 is a wasteful number, since it uses less digits than its factorization.

123452312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8843 (or 8839 counting only the distinct ones).

The product of its digits is 1440, while the sum is 23.

The square root of 123452312 is about 11110.9095937281. The cubic root of 123452312 is about 497.9278401707.

The spelling of 123452312 in words is "one hundred twenty-three million, four hundred fifty-two thousand, three hundred twelve".