1012445313157 has 2 divisors, whose sum is σ = 1012445313158. Its totient is φ = 1012445313156.

The previous prime is 1012445313119. The next prime is 1012445313193. The reversal of 1012445313157 is 7513135442101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1000702123201 + 11743189956 = 1000351^2 + 108366^2 .

It is a cyclic number.

It is not a de Polignac number, because 1012445313157 - 2³⁹ = 462689499269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1012445313107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506222656578 + 506222656579.

It is an arithmetic number, because the mean of its divisors is an integer number (506222656579).

Almost surely, 2^{1012445313157} is an apocalyptic number.

It is an amenable number.

1012445313157 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012445313157 is an equidigital number, since it uses as much as digits as its factorization.

1012445313157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 50400, while the sum is 37.

The spelling of 1012445313157 in words is "one trillion, twelve billion, four hundred forty-five million, three hundred thirteen thousand, one hundred fifty-seven".