431514340541423 has 2 divisors, whose sum is σ = 431514340541424. Its totient is φ = 431514340541422.

The previous prime is 431514340541407. The next prime is 431514340541477. The reversal of 431514340541423 is 324145043415134.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 431514340541423 - 2⁴ = 431514340541407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (431514340543423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215757170270711 + 215757170270712.

It is an arithmetic number, because the mean of its divisors is an integer number (215757170270712).

Almost surely, 2^{431514340541423} is an apocalyptic number.

431514340541423 is a deficient number, since it is larger than the sum of its proper divisors (1).

431514340541423 is an equidigital number, since it uses as much as digits as its factorization.

431514340541423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1382400, while the sum is 44.

Adding to 431514340541423 its reverse (324145043415134), we get a palindrome (755659383956557).

The spelling of 431514340541423 in words is "four hundred thirty-one trillion, five hundred fourteen billion, three hundred forty million, five hundred forty-one thousand, four hundred twenty-three".