125975736 has 80 divisors (see below), whose sum is σ = 358745640. Its totient is φ = 41290560.

The previous prime is 125975687. The next prime is 125975737. The reversal of 125975736 is 637579521.

125975736 is a `hidden beast` number, since 1 + 2 + 597 + 57 + 3 + 6 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 125975691 and 125975700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125975737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 37935 + ... + 41121.

Almost surely, 2^125975736 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125975736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (179372820).

125975736 is an abundant number, since it is smaller than the sum of its proper divisors (232769904).

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

125975736 is a wasteful number, since it uses less digits than its factorization.

125975736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3266 (or 3253 counting only the distinct ones).

The product of its digits is 396900, while the sum is 45.

The square root of 125975736 is about 11223.8913038215. The cubic root of 125975736 is about 501.2976108324.

The spelling of 125975736 in words is "one hundred twenty-five million, nine hundred seventy-five thousand, seven hundred thirty-six".