2313857243 has 2 divisors, whose sum is σ = 2313857244. Its totient is φ = 2313857242.

The previous prime is 2313857239. The next prime is 2313857251. The reversal of 2313857243 is 3427583132.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2313857243 - 2² = 2313857239 is a prime.

It is a super-2 number, since 2×2313857243² = 10707870681967122098, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2313857197 and 2313857206.

It is not a weakly prime, because it can be changed into another prime (2313857213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1156928621 + 1156928622.

It is an arithmetic number, because the mean of its divisors is an integer number (1156928622).

Almost surely, 2^2313857243 is an apocalyptic number.

2313857243 is a deficient number, since it is larger than the sum of its proper divisors (1).

2313857243 is an equidigital number, since it uses as much as digits as its factorization.

2313857243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 38.

The square root of 2313857243 is about 48102.5700248958. The cubic root of 2313857243 is about 1322.6517787549.

The spelling of 2313857243 in words is "two billion, three hundred thirteen million, eight hundred fifty-seven thousand, two hundred forty-three".