2117309383153 has 4 divisors (see below), whose sum is σ = 2126804044288. Its totient is φ = 2107814722020.

The previous prime is 2117309383129. The next prime is 2117309383159. The reversal of 2117309383153 is 3513839037112.

It is a happy number.

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.

It is a cyclic number.

It is not a de Polignac number, because 2117309383153 - 2⁵ = 2117309383121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2117309383159) 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, 4747330233 + ... + 4747330678.

It is an arithmetic number, because the mean of its divisors is an integer number (531701011072).

Almost surely, 2^{2117309383153} is an apocalyptic number.

It is an amenable number.

2117309383153 is a deficient number, since it is larger than the sum of its proper divisors (9494661135).

2117309383153 is an equidigital number, since it uses as much as digits as its factorization.

2117309383153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9494661134.

The product of its (nonzero) digits is 408240, while the sum is 46.

The spelling of 2117309383153 in words is "two trillion, one hundred seventeen billion, three hundred nine million, three hundred eighty-three thousand, one hundred fifty-three".