11650972 has 12 divisors (see below), whose sum is σ = 21275856. Its totient is φ = 5572160.

The previous prime is 11650963. The next prime is 11650973. The reversal of 11650972 is 27905611.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11650973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63229 + ... + 63412.

It is an arithmetic number, because the mean of its divisors is an integer number (1772988).

Almost surely, 2^11650972 is an apocalyptic number.

It is an amenable number.

11650972 is a deficient number, since it is larger than the sum of its proper divisors (9624884).

11650972 is a wasteful number, since it uses less digits than its factorization.

11650972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126668 (or 126666 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 31.

The square root of 11650972 is about 3413.3520181780. The cubic root of 11650972 is about 226.7013220753.

The spelling of 11650972 in words is "eleven million, six hundred fifty thousand, nine hundred seventy-two".