11311948 has 6 divisors (see below), whose sum is σ = 19795916. Its totient is φ = 5655972.

The previous prime is 11311939. The next prime is 11311961. The reversal of 11311948 is 84911311.

11311948 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1413990 + ... + 1413997.

Almost surely, 2^11311948 is an apocalyptic number.

It is an amenable number.

11311948 is a deficient number, since it is larger than the sum of its proper divisors (8483968).

11311948 is a wasteful number, since it uses less digits than its factorization.

11311948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2827991 (or 2827989 counting only the distinct ones).

The product of its digits is 864, while the sum is 28.

The square root of 11311948 is about 3363.3239510936. The cubic root of 11311948 is about 224.4807648164.

The spelling of 11311948 in words is "eleven million, three hundred eleven thousand, nine hundred forty-eight".