11972104 has 16 divisors (see below), whose sum is σ = 22816620. Its totient is φ = 5887680.

The previous prime is 11972101. The next prime is 11972111. The reversal of 11972104 is 40127911.

It can be written as a sum of positive squares in 2 ways, for example, as 7851204 + 4120900 = 2802^2 + 2030^2 .

It is not an unprimeable number, because it can be changed into a prime (11972101) 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 in 3 ways as a sum of consecutive naturals, for example, 11779 + ... + 12754.

Almost surely, 2^11972104 is an apocalyptic number.

It is an amenable number.

11972104 is a deficient number, since it is larger than the sum of its proper divisors (10844516).

11972104 is a wasteful number, since it uses less digits than its factorization.

11972104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24600 (or 24596 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 25.

The square root of 11972104 is about 3460.0728316034. The cubic root of 11972104 is about 228.7653055940.

Subtracting from 11972104 its product of nonzero digits (504), we obtain a square (11971600 = 3460²).

The spelling of 11972104 in words is "eleven million, nine hundred seventy-two thousand, one hundred four".