11171948 has 6 divisors (see below), whose sum is σ = 19550916. Its totient is φ = 5585972.

The previous prime is 11171933. The next prime is 11171957. The reversal of 11171948 is 84917111.

11171948 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11171948² = 249624844229408, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1396490 + ... + 1396497.

It is an arithmetic number, because the mean of its divisors is an integer number (3258486).

Almost surely, 2^11171948 is an apocalyptic number.

It is an amenable number.

11171948 is a deficient number, since it is larger than the sum of its proper divisors (8378968).

11171948 is a wasteful number, since it uses less digits than its factorization.

11171948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2792991 (or 2792989 counting only the distinct ones).

The product of its digits is 2016, while the sum is 32.

The square root of 11171948 is about 3342.4464094432. The cubic root of 11171948 is about 223.5508378299.

The spelling of 11171948 in words is "eleven million, one hundred seventy-one thousand, nine hundred forty-eight".