964139317 has 8 divisors (see below), whose sum is σ = 978253632. Its totient is φ = 950040000.

The previous prime is 964139299. The next prime is 964139329. The reversal of 964139317 is 713931469.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-964139317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (964139347) 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, 228733 + ... + 232909.

It is an arithmetic number, because the mean of its divisors is an integer number (122281704).

Almost surely, 2^964139317 is an apocalyptic number.

It is an amenable number.

964139317 is a deficient number, since it is larger than the sum of its proper divisors (14114315).

964139317 is a wasteful number, since it uses less digits than its factorization.

964139317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7499.

The product of its digits is 122472, while the sum is 43.

The square root of 964139317 is about 31050.5928606846. The cubic root of 964139317 is about 987.9006347889.

The spelling of 964139317 in words is "nine hundred sixty-four million, one hundred thirty-nine thousand, three hundred seventeen".