11525172 has 24 divisors (see below), whose sum is σ = 28308000. Its totient is φ = 3639456.

The previous prime is 11525159. The next prime is 11525183. The reversal of 11525172 is 27152511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25047 + ... + 25502.

It is an arithmetic number, because the mean of its divisors is an integer number (1179500).

Almost surely, 2^11525172 is an apocalyptic number.

11525172 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11525172 is an abundant number, since it is smaller than the sum of its proper divisors (16782828).

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

11525172 is a wasteful number, since it uses less digits than its factorization.

11525172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50575 (or 50573 counting only the distinct ones).

The product of its digits is 700, while the sum is 24.

The square root of 11525172 is about 3394.8743717552. The cubic root of 11525172 is about 225.8824407520.

Adding to 11525172 its reverse (27152511), we get a palindrome (38677683).

The spelling of 11525172 in words is "eleven million, five hundred twenty-five thousand, one hundred seventy-two".