161360112259 has 2 divisors, whose sum is σ = 161360112260. Its totient is φ = 161360112258.

The previous prime is 161360112217. The next prime is 161360112283. The reversal of 161360112259 is 952211063161.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 161360112259 - 2¹¹ = 161360110211 is a prime.

It is not a weakly prime, because it can be changed into another prime (161360112289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80680056129 + 80680056130.

It is an arithmetic number, because the mean of its divisors is an integer number (80680056130).

Almost surely, 2^161360112259 is an apocalyptic number.

161360112259 is a deficient number, since it is larger than the sum of its proper divisors (1).

161360112259 is an equidigital number, since it uses as much as digits as its factorization.

161360112259 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 37.

The spelling of 161360112259 in words is "one hundred sixty-one billion, three hundred sixty million, one hundred twelve thousand, two hundred fifty-nine".