11641888 has 12 divisors (see below), whose sum is σ = 22920030. Its totient is φ = 5820928.

The previous prime is 11641879. The next prime is 11641897. The reversal of 11641888 is 88814611.

It is an interprime number because it is at equal distance from previous prime (11641879) and next prime (11641897).

It can be written as a sum of positive squares in only one way, i.e., 11641744 + 144 = 3412^2 + 12^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 181873 + ... + 181936.

Almost surely, 2^11641888 is an apocalyptic number.

It is an amenable number.

11641888 is a deficient number, since it is larger than the sum of its proper divisors (11278142).

11641888 is an equidigital number, since it uses as much as digits as its factorization.

11641888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363819 (or 363811 counting only the distinct ones).

The product of its digits is 12288, while the sum is 37.

The square root of 11641888 is about 3412.0211019277. The cubic root of 11641888 is about 226.6423887877.

The spelling of 11641888 in words is "eleven million, six hundred forty-one thousand, eight hundred eighty-eight".