2312380321157 has 2 divisors, whose sum is σ = 2312380321158. Its totient is φ = 2312380321156.

The previous prime is 2312380321117. The next prime is 2312380321247. The reversal of 2312380321157 is 7511230832132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2224971989956 + 87408331201 = 1491634^2 + 295649^2 .

It is a cyclic number.

It is not a de Polignac number, because 2312380321157 - 2¹² = 2312380317061 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2312380321157.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2312380321117) 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, 1156190160578 + 1156190160579.

It is an arithmetic number, because the mean of its divisors is an integer number (1156190160579).

Almost surely, 2^{2312380321157} is an apocalyptic number.

It is an amenable number.

2312380321157 is a deficient number, since it is larger than the sum of its proper divisors (1).

2312380321157 is an equidigital number, since it uses as much as digits as its factorization.

2312380321157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 38.

The spelling of 2312380321157 in words is "two trillion, three hundred twelve billion, three hundred eighty million, three hundred twenty-one thousand, one hundred fifty-seven".