2315118263 has 4 divisors (see below), whose sum is σ = 2338040328. Its totient is φ = 2292196200.

The previous prime is 2315118257. The next prime is 2315118271. The reversal of 2315118263 is 3628115132.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2315118263 - 2¹⁴ = 2315101879 is a prime.

It is a super-2 number, since 2×2315118263² = 10719545143352274338, which contains 22 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 (2315118203) 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, 11460881 + ... + 11461082.

It is an arithmetic number, because the mean of its divisors is an integer number (584510082).

Almost surely, 2^2315118263 is an apocalyptic number.

2315118263 is a deficient number, since it is larger than the sum of its proper divisors (22922065).

2315118263 is a wasteful number, since it uses less digits than its factorization.

2315118263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22922064.

The product of its digits is 8640, while the sum is 32.

The square root of 2315118263 is about 48115.6758551722. The cubic root of 2315118263 is about 1322.8920107241.

It can be divided in two parts, 23151 and 18263, that added together give a palindrome (41414).

The spelling of 2315118263 in words is "two billion, three hundred fifteen million, one hundred eighteen thousand, two hundred sixty-three".