966331249 has 4 divisors (see below), whose sum is σ = 1040664436. Its totient is φ = 891998064.

The previous prime is 966331237. The next prime is 966331277. The reversal of 966331249 is 942133669.

966331249 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 79780624 + 886550625 = 8932^2 + 29775^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-966331249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (966311249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37166574 + ... + 37166599.

It is an arithmetic number, because the mean of its divisors is an integer number (260166109).

Almost surely, 2^966331249 is an apocalyptic number.

It is an amenable number.

966331249 is a deficient number, since it is larger than the sum of its proper divisors (74333187).

966331249 is a wasteful number, since it uses less digits than its factorization.

966331249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74333186.

The product of its digits is 209952, while the sum is 43.

The square root of 966331249 is about 31085.8689600275. The cubic root of 966331249 is about 988.6487189623.

The spelling of 966331249 in words is "nine hundred sixty-six million, three hundred thirty-one thousand, two hundred forty-nine".