3139420591 has 2 divisors, whose sum is σ = 3139420592. Its totient is φ = 3139420590.

The previous prime is 3139420577. The next prime is 3139420637. The reversal of 3139420591 is 1950249313.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3139420591 - 2⁷ = 3139420463 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3139420591.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3139420891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1569710295 + 1569710296.

It is an arithmetic number, because the mean of its divisors is an integer number (1569710296).

Almost surely, 2^3139420591 is an apocalyptic number.

3139420591 is a deficient number, since it is larger than the sum of its proper divisors (1).

3139420591 is an equidigital number, since it uses as much as digits as its factorization.

3139420591 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29160, while the sum is 37.

The square root of 3139420591 is about 56030.5326674662. The cubic root of 3139420591 is about 1464.2542755044.

The spelling of 3139420591 in words is "three billion, one hundred thirty-nine million, four hundred twenty thousand, five hundred ninety-one".