11318656 has 16 divisors (see below), whose sum is σ = 22549140. Its totient is φ = 5659264.

The previous prime is 11318653. The next prime is 11318677. The reversal of 11318656 is 65681311.

It is a tau number, because it is divible by the number of its divisors (16).

It is a super-2 number, since 2×11318656² = 256223947292672, which contains 22 as substring.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11318653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44086 + ... + 44341.

Almost surely, 2^11318656 is an apocalyptic number.

11318656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11318656 is a deficient number, since it is larger than the sum of its proper divisors (11230484).

11318656 is an frugal number, since it uses more digits than its factorization.

11318656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88441 (or 88429 counting only the distinct ones).

The product of its digits is 4320, while the sum is 31.

The square root of 11318656 is about 3364.3210310552. The cubic root of 11318656 is about 224.5251285110.

Adding to 11318656 its reverse (65681311), we get a palindrome (76999967).

It can be divided in two parts, 113 and 18656, that added together give a square (18769 = 137²).

The spelling of 11318656 in words is "eleven million, three hundred eighteen thousand, six hundred fifty-six".