11625587 has 4 divisors (see below), whose sum is σ = 12237480. Its totient is φ = 11013696.

The previous prime is 11625583. The next prime is 11625619. The reversal of 11625587 is 78552611.

11625587 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 78552611 = 83 ⋅946417.

It is a cyclic number.

It is not a de Polignac number, because 11625587 - 2² = 11625583 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11625583) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 305918 + ... + 305955.

It is an arithmetic number, because the mean of its divisors is an integer number (3059370).

Almost surely, 2^11625587 is an apocalyptic number.

11625587 is a deficient number, since it is larger than the sum of its proper divisors (611893).

11625587 is an equidigital number, since it uses as much as digits as its factorization.

11625587 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611892.

The product of its digits is 16800, while the sum is 35.

The square root of 11625587 is about 3409.6315050163. The cubic root of 11625587 is about 226.5365576352.

The spelling of 11625587 in words is "eleven million, six hundred twenty-five thousand, five hundred eighty-seven".