11900964 has 24 divisors (see below), whose sum is σ = 28361088. Its totient is φ = 3882400.

The previous prime is 11900963. The next prime is 11900989. The reversal of 11900964 is 46900911.

It is not an unprimeable number, because it can be changed into a prime (11900963) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9987 + ... + 11114.

It is an arithmetic number, because the mean of its divisors is an integer number (1181712).

Almost surely, 2^11900964 is an apocalyptic number.

It is an amenable number.

11900964 is an abundant number, since it is smaller than the sum of its proper divisors (16460124).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11900964 is a wasteful number, since it uses less digits than its factorization.

11900964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21155 (or 21153 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 30.

The square root of 11900964 is about 3449.7773841221. Note that the first 3 decimals coincide. The cubic root of 11900964 is about 228.3112861066.

The spelling of 11900964 in words is "eleven million, nine hundred thousand, nine hundred sixty-four".