11163864 has 16 divisors (see below), whose sum is σ = 27909720. Its totient is φ = 3721280.

The previous prime is 11163857. The next prime is 11163871. The reversal of 11163864 is 46836111.

It is an interprime number because it is at equal distance from previous prime (11163857) and next prime (11163871).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 232557 + ... + 232604.

Almost surely, 2^11163864 is an apocalyptic number.

It is an amenable number.

11163864 is an abundant number, since it is smaller than the sum of its proper divisors (16745856).

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

11163864 is a wasteful number, since it uses less digits than its factorization.

11163864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465170 (or 465166 counting only the distinct ones).

The product of its digits is 3456, while the sum is 30.

The square root of 11163864 is about 3341.2368967195. The cubic root of 11163864 is about 223.4969045010.

Adding to 11163864 its reverse (46836111), we get a palindrome (57999975).

The spelling of 11163864 in words is "eleven million, one hundred sixty-three thousand, eight hundred sixty-four".