11587975 has 24 divisors (see below), whose sum is σ = 17141760. Its totient is φ = 7597920.

The previous prime is 11587951. The next prime is 11588009. The reversal of 11587975 is 57978511.

11587975 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11587975 - 2⁵ = 11587943 is a prime.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2586 + ... + 5464.

It is an arithmetic number, because the mean of its divisors is an integer number (714240).

Almost surely, 2^11587975 is an apocalyptic number.

11587975 is a deficient number, since it is larger than the sum of its proper divisors (5553785).

11587975 is a wasteful number, since it uses less digits than its factorization.

11587975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2919 (or 2914 counting only the distinct ones).

The product of its digits is 88200, while the sum is 43.

The square root of 11587975 is about 3404.1114846609. Note that the first 3 decimals coincide. The cubic root of 11587975 is about 226.2919908225.

The spelling of 11587975 in words is "eleven million, five hundred eighty-seven thousand, nine hundred seventy-five".