431425339 has 2 divisors, whose sum is σ = 431425340. Its totient is φ = 431425338.

The previous prime is 431425333. The next prime is 431425369. The reversal of 431425339 is 933524134.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 431425339 - 2¹⁵ = 431392571 is a prime.

It is a super-2 number, since 2×431425339² = 372255646262529842, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (431425333) 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, 215712669 + 215712670.

It is an arithmetic number, because the mean of its divisors is an integer number (215712670).

Almost surely, 2^431425339 is an apocalyptic number.

431425339 is a deficient number, since it is larger than the sum of its proper divisors (1).

431425339 is an equidigital number, since it uses as much as digits as its factorization.

431425339 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38880, while the sum is 34.

The square root of 431425339 is about 20770.7808952865. The cubic root of 431425339 is about 755.6172832842.

The spelling of 431425339 in words is "four hundred thirty-one million, four hundred twenty-five thousand, three hundred thirty-nine".