431364319 has 2 divisors, whose sum is σ = 431364320. Its totient is φ = 431364318.

The previous prime is 431364301. The next prime is 431364343. The reversal of 431364319 is 913463134.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 431364319 - 2¹³ = 431356127 is a prime.

It is a super-2 number, since 2×431364319² = 372150351412667522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (431364119) 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, 215682159 + 215682160.

It is an arithmetic number, because the mean of its divisors is an integer number (215682160).

Almost surely, 2^431364319 is an apocalyptic number.

431364319 is a deficient number, since it is larger than the sum of its proper divisors (1).

431364319 is an equidigital number, since it uses as much as digits as its factorization.

431364319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23328, while the sum is 34.

The square root of 431364319 is about 20769.3119529752. The cubic root of 431364319 is about 755.5816572354.

The spelling of 431364319 in words is "four hundred thirty-one million, three hundred sixty-four thousand, three hundred nineteen".