11800372 has 6 divisors (see below), whose sum is σ = 20650658. Its totient is φ = 5900184.

The previous prime is 11800351. The next prime is 11800379. The reversal of 11800372 is 27300811.

It can be written as a sum of positive squares in only one way, i.e., 9709456 + 2090916 = 3116^2 + 1446^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11800379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1475043 + ... + 1475050.

Almost surely, 2^11800372 is an apocalyptic number.

It is an amenable number.

11800372 is a deficient number, since it is larger than the sum of its proper divisors (8850286).

11800372 is a wasteful number, since it uses less digits than its factorization.

11800372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2950097 (or 2950095 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 22.

The square root of 11800372 is about 3435.1669537302. The cubic root of 11800372 is about 227.6662038705. Note that the first 3 decimals are identical.

The spelling of 11800372 in words is "eleven million, eight hundred thousand, three hundred seventy-two".