11551164 has 48 divisors (see below), whose sum is σ = 29366400. Its totient is φ = 3519936.

The previous prime is 11551157. The next prime is 11551171. The reversal of 11551164 is 46115511.

It is an interprime number because it is at equal distance from previous prime (11551157) and next prime (11551171).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5739 + ... + 7485.

It is an arithmetic number, because the mean of its divisors is an integer number (611800).

Almost surely, 2^11551164 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11551164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14683200).

11551164 is an abundant number, since it is smaller than the sum of its proper divisors (17815236).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11551164 is a wasteful number, since it uses less digits than its factorization.

11551164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1802 (or 1800 counting only the distinct ones).

The product of its digits is 600, while the sum is 24.

The square root of 11551164 is about 3398.7003398358. The cubic root of 11551164 is about 226.0521194437.

Adding to 11551164 its reverse (46115511), we get a palindrome (57666675).

The spelling of 11551164 in words is "eleven million, five hundred fifty-one thousand, one hundred sixty-four".