2316249149 has 2 divisors, whose sum is σ = 2316249150. Its totient is φ = 2316249148.

The previous prime is 2316249139. The next prime is 2316249151. The reversal of 2316249149 is 9419426132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1377745924 + 938503225 = 37118^2 + 30635^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2316249149 is a prime.

Together with 2316249151, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2316249139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1158124574 + 1158124575.

It is an arithmetic number, because the mean of its divisors is an integer number (1158124575).

Almost surely, 2^2316249149 is an apocalyptic number.

It is an amenable number.

2316249149 is a deficient number, since it is larger than the sum of its proper divisors (1).

2316249149 is an equidigital number, since it uses as much as digits as its factorization.

2316249149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 93312, while the sum is 41.

The square root of 2316249149 is about 48127.4261622206. The cubic root of 2316249149 is about 1323.1073771915.

The spelling of 2316249149 in words is "two billion, three hundred sixteen million, two hundred forty-nine thousand, one hundred forty-nine".