11505025 has 24 divisors (see below), whose sum is σ = 16873920. Its totient is φ = 7613760.

The previous prime is 11505017. The next prime is 11505049. The reversal of 11505025 is 52050511.

11505025 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 11505025 - 2³ = 11505017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11504993 and 11505011.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3942 + ... + 6208.

It is an arithmetic number, because the mean of its divisors is an integer number (703080).

Almost surely, 2^11505025 is an apocalyptic number.

It is an amenable number.

11505025 is a deficient number, since it is larger than the sum of its proper divisors (5368895).

11505025 is a wasteful number, since it uses less digits than its factorization.

11505025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2313 (or 2308 counting only the distinct ones).

The product of its (nonzero) digits is 250, while the sum is 19.

The square root of 11505025 is about 3391.9058064752. The cubic root of 11505025 is about 225.7507432851.

Adding to 11505025 its reverse (52050511), we get a palindrome (63555536).

The spelling of 11505025 in words is "eleven million, five hundred five thousand, twenty-five".