139592041 has 2 divisors, whose sum is σ = 139592042. Its totient is φ = 139592040.

The previous prime is 139592029. The next prime is 139592111. The reversal of 139592041 is 140295931.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 95648400 + 43943641 = 9780^2 + 6629^2 .

It is an emirp because it is prime and its reverse (140295931) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 139592041 - 2²⁵ = 106037609 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 139591988 and 139592006.

It is not a weakly prime, because it can be changed into another prime (139592441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69796020 + 69796021.

It is an arithmetic number, because the mean of its divisors is an integer number (69796021).

Almost surely, 2^139592041 is an apocalyptic number.

It is an amenable number.

139592041 is a deficient number, since it is larger than the sum of its proper divisors (1).

139592041 is an equidigital number, since it uses as much as digits as its factorization.

139592041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 34.

The square root of 139592041 is about 11814.9075747549. The cubic root of 139592041 is about 518.7445564629.

The spelling of 139592041 in words is "one hundred thirty-nine million, five hundred ninety-two thousand, forty-one".