2117502963 has 6 divisors (see below), whose sum is σ = 3058615404. Its totient is φ = 1411668636.

The previous prime is 2117502953. The next prime is 2117502991. The reversal of 2117502963 is 3692057112.

It is not a de Polignac number, because 2117502963 - 2²⁰ = 2116454387 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2117502923) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 117639045 + ... + 117639062.

It is an arithmetic number, because the mean of its divisors is an integer number (509769234).

Almost surely, 2^2117502963 is an apocalyptic number.

2117502963 is a deficient number, since it is larger than the sum of its proper divisors (941112441).

2117502963 is a wasteful number, since it uses less digits than its factorization.

2117502963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235278113 (or 235278110 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 2117502963 is about 46016.3336544753. Note that the first 3 decimals coincide. The cubic root of 2117502963 is about 1284.1270927710.

The spelling of 2117502963 in words is "two billion, one hundred seventeen million, five hundred two thousand, nine hundred sixty-three".