2117506013 has 8 divisors (see below), whose sum is σ = 2422385280. Its totient is φ = 1813221360.

The previous prime is 2117506007. The next prime is 2117506051. The reversal of 2117506013 is 3106057112.

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

It is a cyclic number.

It is not a de Polignac number, because 2117506013 - 2⁴ = 2117505997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2117506073) 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, 140993 + ... + 155286.

It is an arithmetic number, because the mean of its divisors is an integer number (302798160).

Almost surely, 2^2117506013 is an apocalyptic number.

It is an amenable number.

2117506013 is a deficient number, since it is larger than the sum of its proper divisors (304879267).

2117506013 is a wasteful number, since it uses less digits than its factorization.

2117506013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297307.

The product of its (nonzero) digits is 1260, while the sum is 26.

The square root of 2117506013 is about 46016.3667948698. The cubic root of 2117506013 is about 1284.1277093125.

The spelling of 2117506013 in words is "two billion, one hundred seventeen million, five hundred six thousand, thirteen".