12413643157 has 2 divisors, whose sum is σ = 12413643158. Its totient is φ = 12413643156.

The previous prime is 12413643139. The next prime is 12413643223. The reversal of 12413643157 is 75134631421.

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., 7926518961 + 4487124196 = 89031^2 + 66986^2 .

It is a cyclic number.

It is not a de Polignac number, because 12413643157 - 2¹¹ = 12413641109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12413643127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6206821578 + 6206821579.

It is an arithmetic number, because the mean of its divisors is an integer number (6206821579).

Almost surely, 2^12413643157 is an apocalyptic number.

It is an amenable number.

12413643157 is a deficient number, since it is larger than the sum of its proper divisors (1).

12413643157 is an equidigital number, since it uses as much as digits as its factorization.

12413643157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60480, while the sum is 37.

The spelling of 12413643157 in words is "twelve billion, four hundred thirteen million, six hundred forty-three thousand, one hundred fifty-seven".