11163664 has 10 divisors (see below), whose sum is σ = 21629630. Its totient is φ = 5581824.

The previous prime is 11163661. The next prime is 11163667. The reversal of 11163664 is 46636111.

It is an interprime number because it is at equal distance from previous prime (11163661) and next prime (11163667).

It can be written as a sum of positive squares in only one way, i.e., 7952400 + 3211264 = 2820^2 + 1792^2 .

It is not an unprimeable number, because it can be changed into a prime (11163661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 348849 + ... + 348880.

It is an arithmetic number, because the mean of its divisors is an integer number (2162963).

Almost surely, 2^11163664 is an apocalyptic number.

It is an amenable number.

11163664 is a deficient number, since it is larger than the sum of its proper divisors (10465966).

11163664 is an equidigital number, since it uses as much as digits as its factorization.

11163664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 697737 (or 697731 counting only the distinct ones).

The product of its digits is 2592, while the sum is 28.

The square root of 11163664 is about 3341.2069675493. The cubic root of 11163664 is about 223.4955698481.

Adding to 11163664 its reverse (46636111), we get a palindrome (57799775).

The spelling of 11163664 in words is "eleven million, one hundred sixty-three thousand, six hundred sixty-four".