245117926159 has 2 divisors, whose sum is σ = 245117926160. Its totient is φ = 245117926158.

The previous prime is 245117926133. The next prime is 245117926247. The reversal of 245117926159 is 951629711542.

245117926159 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-245117926159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245117926259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122558963079 + 122558963080.

It is an arithmetic number, because the mean of its divisors is an integer number (122558963080).

Almost surely, 2^245117926159 is an apocalyptic number.

245117926159 is a deficient number, since it is larger than the sum of its proper divisors (1).

245117926159 is an equidigital number, since it uses as much as digits as its factorization.

245117926159 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1360800, while the sum is 52.

The spelling of 245117926159 in words is "two hundred forty-five billion, one hundred seventeen million, nine hundred twenty-six thousand, one hundred fifty-nine".