125316612 has 48 divisors (see below), whose sum is σ = 325543680. Its totient is φ = 41688864.

The previous prime is 125316593. The next prime is 125316613. The reversal of 125316612 is 216613521.

125316612 is a `hidden beast` number, since 12 + 5 + 31 + 6 + 612 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (125316613) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78373 + ... + 79955.

It is an arithmetic number, because the mean of its divisors is an integer number (6782160).

Almost surely, 2^125316612 is an apocalyptic number.

125316612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

125316612 is an abundant number, since it is smaller than the sum of its proper divisors (200227068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125316612 is a wasteful number, since it uses less digits than its factorization.

125316612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2329 (or 2321 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 125316612 is about 11194.4902519052. The cubic root of 125316612 is about 500.4217934139.

The spelling of 125316612 in words is "one hundred twenty-five million, three hundred sixteen thousand, six hundred twelve".