2315171511413 has 4 divisors (see below), whose sum is σ = 2415831142368. Its totient is φ = 2214511880460.

The previous prime is 2315171511383. The next prime is 2315171511461. The reversal of 2315171511413 is 3141151715132.

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 2315171511413 - 2²⁰ = 2315170462837 is a prime.

It is a super-3 number, since 3×2315171511413³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2315171811413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50329815443 + ... + 50329815488.

It is an arithmetic number, because the mean of its divisors is an integer number (603957785592).

Almost surely, 2^{2315171511413} is an apocalyptic number.

2315171511413 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2315171511413 is a deficient number, since it is larger than the sum of its proper divisors (100659630955).

2315171511413 is a wasteful number, since it uses less digits than its factorization.

2315171511413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100659630954.

The product of its digits is 12600, while the sum is 35.

The spelling of 2315171511413 in words is "two trillion, three hundred fifteen billion, one hundred seventy-one million, five hundred eleven thousand, four hundred thirteen".