1525425204 has 12 divisors (see below), whose sum is σ = 3559325504. Its totient is φ = 508475064.

The previous prime is 1525425193. The next prime is 1525425263. The reversal of 1525425204 is 4025245251.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

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, 63559372 + ... + 63559395.

Almost surely, 2^1525425204 is an apocalyptic number.

It is an amenable number.

1525425204 is an abundant number, since it is smaller than the sum of its proper divisors (2033900300).

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

1525425204 is a wasteful number, since it uses less digits than its factorization.

1525425204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127118774 (or 127118772 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 30.

The square root of 1525425204 is about 39056.6921794460. The cubic root of 1525425204 is about 1151.1457274633.

The spelling of 1525425204 in words is "one billion, five hundred twenty-five million, four hundred twenty-five thousand, two hundred four".