432323261 has 2 divisors, whose sum is σ = 432323262. Its totient is φ = 432323260.

The previous prime is 432323231. The next prime is 432323263. The reversal of 432323261 is 162323234.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 299497636 + 132825625 = 17306^2 + 11525^2 .

It is a cyclic number.

It is not a de Polignac number, because 432323261 - 2¹⁴ = 432306877 is a prime.

Together with 432323263, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 432323261.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (432323263) 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, 216161630 + 216161631.

It is an arithmetic number, because the mean of its divisors is an integer number (216161631).

Almost surely, 2^432323261 is an apocalyptic number.

It is an amenable number.

432323261 is a deficient number, since it is larger than the sum of its proper divisors (1).

432323261 is an equidigital number, since it uses as much as digits as its factorization.

432323261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 26.

The square root of 432323261 is about 20792.3846876687. The cubic root of 432323261 is about 756.1411400259.

Adding to 432323261 its reverse (162323234), we get a palindrome (594646495).

The spelling of 432323261 in words is "four hundred thirty-two million, three hundred twenty-three thousand, two hundred sixty-one".