125638852 has 12 divisors (see below), whose sum is σ = 220681216. Its totient is φ = 62587080.

The previous prime is 125638841. The next prime is 125638853. The reversal of 125638852 is 258836521.

It is a super-4 number, since 4×125638852⁴ (a number of 33 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (125638853) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56868 + ... + 59035.

Almost surely, 2^125638852 is an apocalyptic number.

It is an amenable number.

125638852 is a deficient number, since it is larger than the sum of its proper divisors (95042364).

125638852 is a wasteful number, since it uses less digits than its factorization.

125638852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116178 (or 116176 counting only the distinct ones).

The product of its digits is 115200, while the sum is 40.

The square root of 125638852 is about 11208.8738060521. The cubic root of 125638852 is about 500.8503556374.

The spelling of 125638852 in words is "one hundred twenty-five million, six hundred thirty-eight thousand, eight hundred fifty-two".