11972612 has 6 divisors (see below), whose sum is σ = 20952078. Its totient is φ = 5986304.

The previous prime is 11972593. The next prime is 11972629. The reversal of 11972612 is 21627911.

It can be written as a sum of positive squares in only one way, i.e., 6431296 + 5541316 = 2536^2 + 2354^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1496573 + ... + 1496580.

It is an arithmetic number, because the mean of its divisors is an integer number (3492013).

Almost surely, 2^11972612 is an apocalyptic number.

It is an amenable number.

11972612 is a deficient number, since it is larger than the sum of its proper divisors (8979466).

11972612 is a wasteful number, since it uses less digits than its factorization.

11972612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2993157 (or 2993155 counting only the distinct ones).

The product of its digits is 1512, while the sum is 29.

The square root of 11972612 is about 3460.1462396841. The cubic root of 11972612 is about 228.7685412027.

The spelling of 11972612 in words is "eleven million, nine hundred seventy-two thousand, six hundred twelve".