139425788737 has 2 divisors, whose sum is σ = 139425788738. Its totient is φ = 139425788736.

The previous prime is 139425788701. The next prime is 139425788743. The reversal of 139425788737 is 737887524931.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 124168845376 + 15256943361 = 352376^2 + 123519^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-139425788737 is a prime.

It is not a weakly prime, because it can be changed into another prime (139425788797) 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, 69712894368 + 69712894369.

It is an arithmetic number, because the mean of its divisors is an integer number (69712894369).

Almost surely, 2^139425788737 is an apocalyptic number.

It is an amenable number.

139425788737 is a deficient number, since it is larger than the sum of its proper divisors (1).

139425788737 is an equidigital number, since it uses as much as digits as its factorization.

139425788737 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 71124480, while the sum is 64.

The spelling of 139425788737 in words is "one hundred thirty-nine billion, four hundred twenty-five million, seven hundred eighty-eight thousand, seven hundred thirty-seven".