2316249143 has 4 divisors (see below), whose sum is σ = 2494422168. Its totient is φ = 2138076120.

The previous prime is 2316249139. The next prime is 2316249149. The reversal of 2316249143 is 3419426132.

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 2316249143 - 2² = 2316249139 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2316249149) 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, 89086493 + ... + 89086518.

It is an arithmetic number, because the mean of its divisors is an integer number (623605542).

Almost surely, 2^2316249143 is an apocalyptic number.

2316249143 is a deficient number, since it is larger than the sum of its proper divisors (178173025).

2316249143 is a wasteful number, since it uses less digits than its factorization.

2316249143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178173024.

The product of its digits is 31104, while the sum is 35.

The square root of 2316249143 is about 48127.4260998861. The cubic root of 2316249143 is about 1323.1073760491.

The spelling of 2316249143 in words is "two billion, three hundred sixteen million, two hundred forty-nine thousand, one hundred forty-three".