11375999 has 4 divisors (see below), whose sum is σ = 11435136. Its totient is φ = 11316864.

The previous prime is 11375993. The next prime is 11376019. The reversal of 11375999 is 99957311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11375999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11375993) 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, 29279 + ... + 29664.

It is an arithmetic number, because the mean of its divisors is an integer number (2858784).

Almost surely, 2^11375999 is an apocalyptic number.

11375999 is a deficient number, since it is larger than the sum of its proper divisors (59137).

11375999 is an equidigital number, since it uses as much as digits as its factorization.

11375999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59136.

The product of its digits is 76545, while the sum is 44.

The square root of 11375999 is about 3372.8324891699. The cubic root of 11375999 is about 224.9036558710.

The spelling of 11375999 in words is "eleven million, three hundred seventy-five thousand, nine hundred ninety-nine".