432004431431 has 2 divisors, whose sum is σ = 432004431432. Its totient is φ = 432004431430.

The previous prime is 432004431427. The next prime is 432004431563. The reversal of 432004431431 is 134134400234.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 432004431431 - 2² = 432004431427 is a prime.

It is a super-2 number, since 2×432004431431² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 432004431394 and 432004431403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (432004431931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216002215715 + 216002215716.

It is an arithmetic number, because the mean of its divisors is an integer number (216002215716).

Almost surely, 2^432004431431 is an apocalyptic number.

432004431431 is a deficient number, since it is larger than the sum of its proper divisors (1).

432004431431 is an equidigital number, since it uses as much as digits as its factorization.

432004431431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 432004431431 its reverse (134134400234), we get a palindrome (566138831665).

The spelling of 432004431431 in words is "four hundred thirty-two billion, four million, four hundred thirty-one thousand, four hundred thirty-one".