2313222137 has 2 divisors, whose sum is σ = 2313222138. Its totient is φ = 2313222136.

The previous prime is 2313222097. The next prime is 2313222157. The reversal of 2313222137 is 7312223132.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2037529321 + 275692816 = 45139^2 + 16604^2 .

It is a cyclic number.

It is not a de Polignac number, because 2313222137 - 2⁶ = 2313222073 is a prime.

It is not a weakly prime, because it can be changed into another prime (2313222157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1156611068 + 1156611069.

It is an arithmetic number, because the mean of its divisors is an integer number (1156611069).

Almost surely, 2^2313222137 is an apocalyptic number.

It is an amenable number.

2313222137 is a deficient number, since it is larger than the sum of its proper divisors (1).

2313222137 is an equidigital number, since it uses as much as digits as its factorization.

2313222137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3024, while the sum is 26.

The square root of 2313222137 is about 48095.9679910905. The cubic root of 2313222137 is about 1322.5307541540.

Adding to 2313222137 its reverse (7312223132), we get a palindrome (9625445269).

The spelling of 2313222137 in words is "two billion, three hundred thirteen million, two hundred twenty-two thousand, one hundred thirty-seven".