11375857 has 4 divisors (see below), whose sum is σ = 11387376. Its totient is φ = 11364340.

The previous prime is 11375843. The next prime is 11375879. The reversal of 11375857 is 75857311.

11375857 is digitally balanced in base 3, 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 a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 75857311 = 137 ⋅553703.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11375857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11375257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4123 + ... + 6304.

It is an arithmetic number, because the mean of its divisors is an integer number (2846844).

Almost surely, 2^11375857 is an apocalyptic number.

It is an amenable number.

11375857 is a deficient number, since it is larger than the sum of its proper divisors (11519).

11375857 is a wasteful number, since it uses less digits than its factorization.

11375857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11518.

The product of its digits is 29400, while the sum is 37.

The square root of 11375857 is about 3372.8114385480. The cubic root of 11375857 is about 224.9027200865.

The spelling of 11375857 in words is "eleven million, three hundred seventy-five thousand, eight hundred fifty-seven".