432131369 has 2 divisors, whose sum is σ = 432131370. Its totient is φ = 432131368.

The previous prime is 432131339. The next prime is 432131417. The reversal of 432131369 is 963131234.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 423865744 + 8265625 = 20588^2 + 2875^2 .

It is a cyclic number.

It is not a de Polignac number, because 432131369 - 2¹² = 432127273 is a prime.

It is a super-3 number, since 3×432131369³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (432131309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216065684 + 216065685.

It is an arithmetic number, because the mean of its divisors is an integer number (216065685).

Almost surely, 2^432131369 is an apocalyptic number.

It is an amenable number.

432131369 is a deficient number, since it is larger than the sum of its proper divisors (1).

432131369 is an equidigital number, since it uses as much as digits as its factorization.

432131369 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11664, while the sum is 32.

The square root of 432131369 is about 20787.7696975890. The cubic root of 432131369 is about 756.0292492859.

The spelling of 432131369 in words is "four hundred thirty-two million, one hundred thirty-one thousand, three hundred sixty-nine".