2313122173 has 2 divisors, whose sum is σ = 2313122174. Its totient is φ = 2313122172.

The previous prime is 2313122171. The next prime is 2313122233. The reversal of 2313122173 is 3712213132.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1185975844 + 1127146329 = 34438^2 + 33573^2 .

It is a cyclic number.

It is not a de Polignac number, because 2313122173 - 2¹ = 2313122171 is a prime.

Together with 2313122171, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2313122171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1156561086 + 1156561087.

It is an arithmetic number, because the mean of its divisors is an integer number (1156561087).

Almost surely, 2^2313122173 is an apocalyptic number.

It is an amenable number.

2313122173 is a deficient number, since it is larger than the sum of its proper divisors (1).

2313122173 is an equidigital number, since it uses as much as digits as its factorization.

2313122173 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1512, while the sum is 25.

The square root of 2313122173 is about 48094.9287659312. The cubic root of 2313122173 is about 1322.5117031851.

The spelling of 2313122173 in words is "two billion, three hundred thirteen million, one hundred twenty-two thousand, one hundred seventy-three".