11385975 has 12 divisors (see below), whose sum is σ = 18824936. Its totient is φ = 6072480.

The previous prime is 11385961. The next prime is 11385991. The reversal of 11385975 is 57958311.

It is not a de Polignac number, because 11385975 - 2¹² = 11381879 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 15.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75832 + ... + 75981.

Almost surely, 2^11385975 is an apocalyptic number.

11385975 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11385975 is a deficient number, since it is larger than the sum of its proper divisors (7438961).

11385975 is a wasteful number, since it uses less digits than its factorization.

11385975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151826 (or 151821 counting only the distinct ones).

The product of its digits is 37800, while the sum is 39.

The square root of 11385975 is about 3374.3110407904. The cubic root of 11385975 is about 224.9693785488.

The spelling of 11385975 in words is "eleven million, three hundred eighty-five thousand, nine hundred seventy-five".