11147312 has 20 divisors (see below), whose sum is σ = 23561736. Its totient is φ = 5066880.

The previous prime is 11147303. The next prime is 11147317. The reversal of 11147312 is 21374111.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (11147317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31493 + ... + 31844.

Almost surely, 2^11147312 is an apocalyptic number.

It is an amenable number.

11147312 is an abundant number, since it is smaller than the sum of its proper divisors (12414424).

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

11147312 is a wasteful number, since it uses less digits than its factorization.

11147312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63356 (or 63350 counting only the distinct ones).

The product of its digits is 168, while the sum is 20.

The square root of 11147312 is about 3338.7590509050. The cubic root of 11147312 is about 223.3863946594.

The spelling of 11147312 in words is "eleven million, one hundred forty-seven thousand, three hundred twelve".