159197833273 has 2 divisors, whose sum is σ = 159197833274. Its totient is φ = 159197833272.

The previous prime is 159197833231. The next prime is 159197833283. The reversal of 159197833273 is 372338791951.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 128211976489 + 30985856784 = 358067^2 + 176028^2 .

It is a cyclic number.

It is not a de Polignac number, because 159197833273 - 2³³ = 150607898681 is a prime.

It is not a weakly prime, because it can be changed into another prime (159197833283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79598916636 + 79598916637.

It is an arithmetic number, because the mean of its divisors is an integer number (79598916637).

Almost surely, 2^159197833273 is an apocalyptic number.

It is an amenable number.

159197833273 is a deficient number, since it is larger than the sum of its proper divisors (1).

159197833273 is an equidigital number, since it uses as much as digits as its factorization.

159197833273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8573040, while the sum is 58.

The spelling of 159197833273 in words is "one hundred fifty-nine billion, one hundred ninety-seven million, eight hundred thirty-three thousand, two hundred seventy-three".