1313345451157 has 2 divisors, whose sum is σ = 1313345451158. Its totient is φ = 1313345451156.

The previous prime is 1313345451127. The next prime is 1313345451161. The reversal of 1313345451157 is 7511545433131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1302426455121 + 10918996036 = 1141239^2 + 104494^2 .

It is a cyclic number.

It is not a de Polignac number, because 1313345451157 - 2¹⁹ = 1313344926869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1313345451127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656672725578 + 656672725579.

It is an arithmetic number, because the mean of its divisors is an integer number (656672725579).

Almost surely, 2^{1313345451157} is an apocalyptic number.

It is an amenable number.

1313345451157 is a deficient number, since it is larger than the sum of its proper divisors (1).

1313345451157 is an equidigital number, since it uses as much as digits as its factorization.

1313345451157 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 378000, while the sum is 43.

The spelling of 1313345451157 in words is "one trillion, three hundred thirteen billion, three hundred forty-five million, four hundred fifty-one thousand, one hundred fifty-seven".