125251436 has 12 divisors (see below), whose sum is σ = 219533328. Its totient is φ = 62527632.

The previous prime is 125251421. The next prime is 125251447. The reversal of 125251436 is 634152521.

It is a junction number, because it is equal to n+sod(n) for n = 125251399 and 125251408.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21611 + ... + 26786.

It is an arithmetic number, because the mean of its divisors is an integer number (18294444).

Almost surely, 2^125251436 is an apocalyptic number.

It is an amenable number.

125251436 is a deficient number, since it is larger than the sum of its proper divisors (94281892).

125251436 is a wasteful number, since it uses less digits than its factorization.

125251436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49048 (or 49046 counting only the distinct ones).

The product of its digits is 7200, while the sum is 29.

The square root of 125251436 is about 11191.5787983644. The cubic root of 125251436 is about 500.3350234684.

The spelling of 125251436 in words is "one hundred twenty-five million, two hundred fifty-one thousand, four hundred thirty-six".