11525535 has 36 divisors (see below), whose sum is σ = 23243688. Its totient is φ = 5267808.

The previous prime is 11525509. The next prime is 11525543. The reversal of 11525535 is 53552511.

It is not a de Polignac number, because 11525535 - 2⁹ = 11525023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11525499 and 11525508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 409 + ... + 4818.

It is an arithmetic number, because the mean of its divisors is an integer number (645658).

Almost surely, 2^11525535 is an apocalyptic number.

11525535 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11525535 is an abundant number, since it is smaller than the sum of its proper divisors (11718153).

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

11525535 is a wasteful number, since it uses less digits than its factorization.

11525535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5252 (or 5242 counting only the distinct ones).

The product of its digits is 3750, while the sum is 27.

The square root of 11525535 is about 3394.9278342846. The cubic root of 11525535 is about 225.8848122123.

The spelling of 11525535 in words is "eleven million, five hundred twenty-five thousand, five hundred thirty-five".