431232343 has 2 divisors, whose sum is σ = 431232344. Its totient is φ = 431232342.

The previous prime is 431232317. The next prime is 431232367. The reversal of 431232343 is 343232134.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 431232343 - 2⁹ = 431231831 is a prime.

It is a super-2 number, since 2×431232343² = 371922667298539298, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (431232443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215616171 + 215616172.

It is an arithmetic number, because the mean of its divisors is an integer number (215616172).

Almost surely, 2^431232343 is an apocalyptic number.

431232343 is a deficient number, since it is larger than the sum of its proper divisors (1).

431232343 is an equidigital number, since it uses as much as digits as its factorization.

431232343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 25.

The square root of 431232343 is about 20766.1345223419. The cubic root of 431232343 is about 755.5045925889.

Adding to 431232343 its reverse (343232134), we get a palindrome (774464477).

The spelling of 431232343 in words is "four hundred thirty-one million, two hundred thirty-two thousand, three hundred forty-three".