125737672 has 8 divisors (see below), whose sum is σ = 235758150. Its totient is φ = 62868832.

The previous prime is 125737631. The next prime is 125737679. The reversal of 125737672 is 276737521.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 96943716 + 28793956 = 9846^2 + 5366^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (125737679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7858597 + ... + 7858612.

Almost surely, 2^125737672 is an apocalyptic number.

It is an amenable number.

125737672 is a deficient number, since it is larger than the sum of its proper divisors (110020478).

125737672 is a wasteful number, since it uses less digits than its factorization.

125737672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15717215 (or 15717211 counting only the distinct ones).

The product of its digits is 123480, while the sum is 40.

The square root of 125737672 is about 11213.2810541786. The cubic root of 125737672 is about 500.9816341941.

The spelling of 125737672 in words is "one hundred twenty-five million, seven hundred thirty-seven thousand, six hundred seventy-two".