964518517 has 4 divisors (see below), whose sum is σ = 965578176. Its totient is φ = 963458860.

The previous prime is 964518493. The next prime is 964518523. The reversal of 964518517 is 715815469.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 715815469 = 16063 ⋅44563.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-964518517 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 (964518557) 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, 528463 + ... + 530284.

It is an arithmetic number, because the mean of its divisors is an integer number (241394544).

Almost surely, 2^964518517 is an apocalyptic number.

It is an amenable number.

964518517 is a deficient number, since it is larger than the sum of its proper divisors (1059659).

964518517 is a wasteful number, since it uses less digits than its factorization.

964518517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1059658.

The product of its digits is 302400, while the sum is 46.

The square root of 964518517 is about 31056.6984240115. The cubic root of 964518517 is about 988.0301329547.

The spelling of 964518517 in words is "nine hundred sixty-four million, five hundred eighteen thousand, five hundred seventeen".