11801372 has 36 divisors (see below), whose sum is σ = 23349480. Its totient is φ = 5211360.

The previous prime is 11801353. The next prime is 11801401. The reversal of 11801372 is 27310811.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17579 + ... + 18237.

Almost surely, 2^11801372 is an apocalyptic number.

It is an amenable number.

11801372 is a deficient number, since it is larger than the sum of its proper divisors (11548108).

11801372 is a wasteful number, since it uses less digits than its factorization.

11801372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 722 (or 709 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 23.

The square root of 11801372 is about 3435.3125039798. The cubic root of 11801372 is about 227.6726347348.

It can be divided in two parts, 1180 and 1372, that added together give a palindrome (2552).

The spelling of 11801372 in words is "eleven million, eight hundred one thousand, three hundred seventy-two".