125716408 has 32 divisors (see below), whose sum is σ = 244080000. Its totient is φ = 60641280.

The previous prime is 125716387. The next prime is 125716427. The reversal of 125716408 is 804617521.

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, 110788 + ... + 111916.

It is an arithmetic number, because the mean of its divisors is an integer number (7627500).

Almost surely, 2^125716408 is an apocalyptic number.

It is an amenable number.

125716408 is a deficient number, since it is larger than the sum of its proper divisors (118363592).

125716408 is a wasteful number, since it uses less digits than its factorization.

125716408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1615 (or 1611 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 34.

The square root of 125716408 is about 11212.3328527118. The cubic root of 125716408 is about 500.9533916001.

The spelling of 125716408 in words is "one hundred twenty-five million, seven hundred sixteen thousand, four hundred eight".