1525225265 has 16 divisors (see below), whose sum is σ = 1933257216. Its totient is φ = 1153353600.

The previous prime is 1525225259. The next prime is 1525225291. The reversal of 1525225265 is 5625225251.

It is not a de Polignac number, because 1525225265 - 2⁶ = 1525225201 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107756 + ... + 121085.

It is an arithmetic number, because the mean of its divisors is an integer number (120828576).

Almost surely, 2^1525225265 is an apocalyptic number.

It is an amenable number.

1525225265 is a deficient number, since it is larger than the sum of its proper divisors (408031951).

1525225265 is a wasteful number, since it uses less digits than its factorization.

1525225265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228920.

The product of its digits is 60000, while the sum is 35.

The square root of 1525225265 is about 39054.1324958064. The cubic root of 1525225265 is about 1151.0954313270.

The spelling of 1525225265 in words is "one billion, five hundred twenty-five million, two hundred twenty-five thousand, two hundred sixty-five".