125526404 has 6 divisors (see below), whose sum is σ = 219671214. Its totient is φ = 62763200.

The previous prime is 125526403. The next prime is 125526421. The reversal of 125526404 is 404625521.

It can be written as a sum of positive squares in only one way, i.e., 118766404 + 6760000 = 10898^2 + 2600^2 .

It is not an unprimeable number, because it can be changed into a prime (125526403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15690797 + ... + 15690804.

It is an arithmetic number, because the mean of its divisors is an integer number (36611869).

Almost surely, 2^125526404 is an apocalyptic number.

It is an amenable number.

125526404 is a deficient number, since it is larger than the sum of its proper divisors (94144810).

125526404 is a wasteful number, since it uses less digits than its factorization.

125526404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31381605 (or 31381603 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 125526404 is about 11203.8566574194. The cubic root of 125526404 is about 500.7008890500.

The spelling of 125526404 in words is "one hundred twenty-five million, five hundred twenty-six thousand, four hundred four".