139092341 has 2 divisors, whose sum is σ = 139092342. Its totient is φ = 139092340.

The previous prime is 139092307. The next prime is 139092347. The reversal of 139092341 is 143290931.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 138886225 + 206116 = 11785^2 + 454^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-139092341 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 139092298 and 139092307.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (139092347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69546170 + 69546171.

It is an arithmetic number, because the mean of its divisors is an integer number (69546171).

Almost surely, 2^139092341 is an apocalyptic number.

It is an amenable number.

139092341 is a deficient number, since it is larger than the sum of its proper divisors (1).

139092341 is an equidigital number, since it uses as much as digits as its factorization.

139092341 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 139092341 is about 11793.7416030707. The cubic root of 139092341 is about 518.1248301590.

The spelling of 139092341 in words is "one hundred thirty-nine million, ninety-two thousand, three hundred forty-one".