239116161593 has 2 divisors, whose sum is σ = 239116161594. Its totient is φ = 239116161592.

The previous prime is 239116161533. The next prime is 239116161611. The reversal of 239116161593 is 395161611932.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 142911973369 + 96204188224 = 378037^2 + 310168^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-239116161593 is a prime.

It is not a weakly prime, because it can be changed into another prime (239116161533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119558080796 + 119558080797.

It is an arithmetic number, because the mean of its divisors is an integer number (119558080797).

Almost surely, 2^239116161593 is an apocalyptic number.

It is an amenable number.

239116161593 is a deficient number, since it is larger than the sum of its proper divisors (1).

239116161593 is an equidigital number, since it uses as much as digits as its factorization.

239116161593 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 262440, while the sum is 47.

The spelling of 239116161593 in words is "two hundred thirty-nine billion, one hundred sixteen million, one hundred sixty-one thousand, five hundred ninety-three".