139905560339 has 2 divisors, whose sum is σ = 139905560340. Its totient is φ = 139905560338.

The previous prime is 139905560329. The next prime is 139905560351. The reversal of 139905560339 is 933065509931.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 139905560339 - 2⁸ = 139905560083 is a prime.

It is not a weakly prime, because it can be changed into another prime (139905560329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69952780169 + 69952780170.

It is an arithmetic number, because the mean of its divisors is an integer number (69952780170).

Almost surely, 2^139905560339 is an apocalyptic number.

139905560339 is a deficient number, since it is larger than the sum of its proper divisors (1).

139905560339 is an equidigital number, since it uses as much as digits as its factorization.

139905560339 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2952450, while the sum is 53.

The spelling of 139905560339 in words is "one hundred thirty-nine billion, nine hundred five million, five hundred sixty thousand, three hundred thirty-nine".