1341813192157 has 2 divisors, whose sum is σ = 1341813192158. Its totient is φ = 1341813192156.

The previous prime is 1341813192127. The next prime is 1341813192193. The reversal of 1341813192157 is 7512913181431.

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., 1334905255161 + 6907936996 = 1155381^2 + 83114^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1341813192157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1341813192127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 670906596078 + 670906596079.

It is an arithmetic number, because the mean of its divisors is an integer number (670906596079).

Almost surely, 2^{1341813192157} is an apocalyptic number.

It is an amenable number.

1341813192157 is a deficient number, since it is larger than the sum of its proper divisors (1).

1341813192157 is an equidigital number, since it uses as much as digits as its factorization.

1341813192157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 46.

The spelling of 1341813192157 in words is "one trillion, three hundred forty-one billion, eight hundred thirteen million, one hundred ninety-two thousand, one hundred fifty-seven".