11164859 has 4 divisors (see below), whose sum is σ = 11197200. Its totient is φ = 11132520.

The previous prime is 11164847. The next prime is 11164871. The reversal of 11164859 is 95846111.

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

It is an interprime number because it is at equal distance from previous prime (11164847) and next prime (11164871).

It is a cyclic number.

It is not a de Polignac number, because 11164859 - 2¹⁶ = 11099323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11164819) 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, 15647 + ... + 16344.

It is an arithmetic number, because the mean of its divisors is an integer number (2799300).

Almost surely, 2^11164859 is an apocalyptic number.

11164859 is a deficient number, since it is larger than the sum of its proper divisors (32341).

11164859 is an equidigital number, since it uses as much as digits as its factorization.

11164859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32340.

The product of its digits is 8640, while the sum is 35.

The square root of 11164859 is about 3341.3857903570. The cubic root of 11164859 is about 223.5035441619.

The spelling of 11164859 in words is "eleven million, one hundred sixty-four thousand, eight hundred fifty-nine".