125631716 has 24 divisors (see below), whose sum is σ = 259370496. Its totient is φ = 52104960.

The previous prime is 125631713. The next prime is 125631719. The reversal of 125631716 is 617136521.

It is an interprime number because it is at equal distance from previous prime (125631713) and next prime (125631719).

It is not an unprimeable number, because it can be changed into a prime (125631713) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71501 + ... + 73236.

It is an arithmetic number, because the mean of its divisors is an integer number (10807104).

Almost surely, 2^125631716 is an apocalyptic number.

It is an amenable number.

125631716 is an abundant number, since it is smaller than the sum of its proper divisors (133738780).

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

125631716 is a wasteful number, since it uses less digits than its factorization.

125631716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144779 (or 144777 counting only the distinct ones).

The product of its digits is 7560, while the sum is 32.

The square root of 125631716 is about 11208.5554823090. Note that the first 3 decimals coincide. The cubic root of 125631716 is about 500.8408730722.

The spelling of 125631716 in words is "one hundred twenty-five million, six hundred thirty-one thousand, seven hundred sixteen".