11665372 has 6 divisors (see below), whose sum is σ = 20414408. Its totient is φ = 5832684.

The previous prime is 11665363. The next prime is 11665391. The reversal of 11665372 is 27356611.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1458168 + ... + 1458175.

Almost surely, 2^11665372 is an apocalyptic number.

It is an amenable number.

11665372 is a deficient number, since it is larger than the sum of its proper divisors (8749036).

11665372 is a wasteful number, since it uses less digits than its factorization.

11665372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2916347 (or 2916345 counting only the distinct ones).

The product of its digits is 7560, while the sum is 31.

The square root of 11665372 is about 3415.4607302676. The cubic root of 11665372 is about 226.7946806678.

The spelling of 11665372 in words is "eleven million, six hundred sixty-five thousand, three hundred seventy-two".