131113240579 has 2 divisors, whose sum is σ = 131113240580. Its totient is φ = 131113240578.

The previous prime is 131113240541. The next prime is 131113240649. The reversal of 131113240579 is 975042311131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 131113240579 - 2¹³ = 131113232387 is a prime.

It is not a weakly prime, because it can be changed into another prime (131113240079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65556620289 + 65556620290.

It is an arithmetic number, because the mean of its divisors is an integer number (65556620290).

Almost surely, 2^131113240579 is an apocalyptic number.

131113240579 is a deficient number, since it is larger than the sum of its proper divisors (1).

131113240579 is an equidigital number, since it uses as much as digits as its factorization.

131113240579 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22680, while the sum is 37.

The spelling of 131113240579 in words is "one hundred thirty-one billion, one hundred thirteen million, two hundred forty thousand, five hundred seventy-nine".