3122431439 has 2 divisors, whose sum is σ = 3122431440. Its totient is φ = 3122431438.

The previous prime is 3122431399. The next prime is 3122431441. The reversal of 3122431439 is 9341342213.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3122431439 is a prime.

It is a super-2 number, since 2×3122431439² = 19499156182511221442, which contains 22 as substring.

Together with 3122431441, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3122431489) 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, 1561215719 + 1561215720.

It is an arithmetic number, because the mean of its divisors is an integer number (1561215720).

Almost surely, 2^3122431439 is an apocalyptic number.

3122431439 is a deficient number, since it is larger than the sum of its proper divisors (1).

3122431439 is an equidigital number, since it uses as much as digits as its factorization.

3122431439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15552, while the sum is 32.

The square root of 3122431439 is about 55878.7208067615. The cubic root of 3122431439 is about 1461.6081983546.

The spelling of 3122431439 in words is "three billion, one hundred twenty-two million, four hundred thirty-one thousand, four hundred thirty-nine".