2117055964 has 12 divisors (see below), whose sum is σ = 3734020864. Its totient is φ = 1050192864.

The previous prime is 2117055893. The next prime is 2117055979. The reversal of 2117055964 is 4695507112.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2083209 + ... + 2084224.

Almost surely, 2^2117055964 is an apocalyptic number.

It is an amenable number.

2117055964 is a deficient number, since it is larger than the sum of its proper divisors (1616964900).

2117055964 is a wasteful number, since it uses less digits than its factorization.

2117055964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4167564 (or 4167562 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 40.

The square root of 2117055964 is about 46011.4764379497. The cubic root of 2117055964 is about 1284.0367278567.

The spelling of 2117055964 in words is "two billion, one hundred seventeen million, fifty-five thousand, nine hundred sixty-four".