11565125 has 32 divisors (see below), whose sum is σ = 16982784. Its totient is φ = 7752000.

The previous prime is 11565101. The next prime is 11565131. The reversal of 11565125 is 52156511.

It is not a de Polignac number, because 11565125 - 2⁶ = 11565061 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11565094 and 11565103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17552 + ... + 18198.

It is an arithmetic number, because the mean of its divisors is an integer number (530712).

Almost surely, 2^11565125 is an apocalyptic number.

It is an amenable number.

11565125 is a deficient number, since it is larger than the sum of its proper divisors (5417659).

11565125 is a wasteful number, since it uses less digits than its factorization.

11565125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 686 (or 676 counting only the distinct ones).

The product of its digits is 1500, while the sum is 26.

The square root of 11565125 is about 3400.7535929555. The cubic root of 11565125 is about 226.1431533590.

The spelling of 11565125 in words is "eleven million, five hundred sixty-five thousand, one hundred twenty-five".