11431748 has 6 divisors (see below), whose sum is σ = 20005566. Its totient is φ = 5715872.

The previous prime is 11431733. The next prime is 11431751. The reversal of 11431748 is 84713411.

It can be written as a sum of positive squares in only one way, i.e., 8305924 + 3125824 = 2882^2 + 1768^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11431748.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1428965 + ... + 1428972.

It is an arithmetic number, because the mean of its divisors is an integer number (3334261).

Almost surely, 2^11431748 is an apocalyptic number.

It is an amenable number.

11431748 is a deficient number, since it is larger than the sum of its proper divisors (8573818).

11431748 is a wasteful number, since it uses less digits than its factorization.

11431748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2857941 (or 2857939 counting only the distinct ones).

The product of its digits is 2688, while the sum is 29.

The square root of 11431748 is about 3381.0868075221. The cubic root of 11431748 is about 225.2704435287.

The spelling of 11431748 in words is "eleven million, four hundred thirty-one thousand, seven hundred forty-eight".