11431712 has 12 divisors (see below), whose sum is σ = 22506246. Its totient is φ = 5715840.

The previous prime is 11431709. The next prime is 11431733. The reversal of 11431712 is 21713411.

It is a happy number.

11431712 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 6574096 + 4857616 = 2564^2 + 2204^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 178589 + ... + 178652.

Almost surely, 2^11431712 is an apocalyptic number.

It is an amenable number.

11431712 is a deficient number, since it is larger than the sum of its proper divisors (11074534).

11431712 is an equidigital number, since it uses as much as digits as its factorization.

11431712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357251 (or 357243 counting only the distinct ones).

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

The square root of 11431712 is about 3381.0814837859. The cubic root of 11431712 is about 225.2702070602.

The spelling of 11431712 in words is "eleven million, four hundred thirty-one thousand, seven hundred twelve".