159237657413 has 2 divisors, whose sum is σ = 159237657414. Its totient is φ = 159237657412.

The previous prime is 159237657409. The next prime is 159237657433. The reversal of 159237657413 is 314756732951.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 157463731489 + 1773925924 = 396817^2 + 42118^2 .

It is a cyclic number.

It is not a de Polignac number, because 159237657413 - 2² = 159237657409 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (159237657433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79618828706 + 79618828707.

It is an arithmetic number, because the mean of its divisors is an integer number (79618828707).

Almost surely, 2^159237657413 is an apocalyptic number.

It is an amenable number.

159237657413 is a deficient number, since it is larger than the sum of its proper divisors (1).

159237657413 is an equidigital number, since it uses as much as digits as its factorization.

159237657413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4762800, while the sum is 53.

The spelling of 159237657413 in words is "one hundred fifty-nine billion, two hundred thirty-seven million, six hundred fifty-seven thousand, four hundred thirteen".