239483672117 has 2 divisors, whose sum is σ = 239483672118. Its totient is φ = 239483672116.

The previous prime is 239483672039. The next prime is 239483672119. The reversal of 239483672117 is 711276384932.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 174716476081 + 64767196036 = 417991^2 + 254494^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-239483672117 is a prime.

Together with 239483672119, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (239483672119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119741836058 + 119741836059.

It is an arithmetic number, because the mean of its divisors is an integer number (119741836059).

Almost surely, 2^239483672117 is an apocalyptic number.

It is an amenable number.

239483672117 is a deficient number, since it is larger than the sum of its proper divisors (1).

239483672117 is an equidigital number, since it uses as much as digits as its factorization.

239483672117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3048192, while the sum is 53.

The spelling of 239483672117 in words is "two hundred thirty-nine billion, four hundred eighty-three million, six hundred seventy-two thousand, one hundred seventeen".