11613525 has 48 divisors (see below), whose sum is σ = 23950848. Its totient is φ = 4824000.

The previous prime is 11613517. The next prime is 11613527. The reversal of 11613525 is 52531611.

11613525 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11613525 - 2³ = 11613517 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11613495 and 11613504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11613527) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4770 + ... + 6780.

It is an arithmetic number, because the mean of its divisors is an integer number (498976).

Almost surely, 2^11613525 is an apocalyptic number.

11613525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11613525 is an abundant number, since it is smaller than the sum of its proper divisors (12337323).

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

11613525 is a wasteful number, since it uses less digits than its factorization.

11613525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2042 (or 2037 counting only the distinct ones).

The product of its digits is 900, while the sum is 24.

The square root of 11613525 is about 3407.8622331309. The cubic root of 11613525 is about 226.4581836852.

The spelling of 11613525 in words is "eleven million, six hundred thirteen thousand, five hundred twenty-five".