125751942 has 12 divisors (see below), whose sum is σ = 272462580. Its totient is φ = 41917308.

The previous prime is 125751929. The next prime is 125751943. The reversal of 125751942 is 249157521.

It is a junction number, because it is equal to n+sod(n) for n = 125751897 and 125751906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125751943) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3493092 + ... + 3493127.

It is an arithmetic number, because the mean of its divisors is an integer number (22705215).

Almost surely, 2^125751942 is an apocalyptic number.

125751942 is an abundant number, since it is smaller than the sum of its proper divisors (146710638).

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

125751942 is a wasteful number, since it uses less digits than its factorization.

125751942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6986227 (or 6986224 counting only the distinct ones).

The product of its digits is 25200, while the sum is 36.

The square root of 125751942 is about 11213.9173351688. The cubic root of 125751942 is about 501.0005856544. Note that the first 3 decimals are identical.

The spelling of 125751942 in words is "one hundred twenty-five million, seven hundred fifty-one thousand, nine hundred forty-two".