2327912861 has 2 divisors, whose sum is σ = 2327912862. Its totient is φ = 2327912860.

The previous prime is 2327912843. The next prime is 2327912863. The reversal of 2327912861 is 1682197232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1935120100 + 392792761 = 43990^2 + 19819^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2327912861 is a prime.

Together with 2327912863, 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 (2327912863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1163956430 + 1163956431.

It is an arithmetic number, because the mean of its divisors is an integer number (1163956431).

Almost surely, 2^2327912861 is an apocalyptic number.

It is an amenable number.

2327912861 is a deficient number, since it is larger than the sum of its proper divisors (1).

2327912861 is an equidigital number, since it uses as much as digits as its factorization.

2327912861 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 41.

The square root of 2327912861 is about 48248.4493118691. The cubic root of 2327912861 is about 1325.3245410782.

The spelling of 2327912861 in words is "two billion, three hundred twenty-seven million, nine hundred twelve thousand, eight hundred sixty-one".