11147264 has 24 divisors (see below), whose sum is σ = 22293180. Its totient is φ = 5572608.

The previous prime is 11147263. The next prime is 11147267. The reversal of 11147264 is 46274111.

It is a super-2 number, since 2×11147264² = 248522989371392, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11147263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 674 + ... + 4769.

Almost surely, 2^11147264 is an apocalyptic number.

It is an amenable number.

11147264 is a deficient number, since it is larger than the sum of its proper divisors (11145916).

11147264 is an frugal number, since it uses more digits than its factorization.

11147264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5465 (or 5445 counting only the distinct ones).

The product of its digits is 1344, while the sum is 26.

The square root of 11147264 is about 3338.7518625978. The cubic root of 11147264 is about 223.3860740272.

It can be divided in two parts, 11147 and 264, that added together give a palindrome (11411).

The spelling of 11147264 in words is "eleven million, one hundred forty-seven thousand, two hundred sixty-four".