432043397 has 2 divisors, whose sum is σ = 432043398. Its totient is φ = 432043396.

The previous prime is 432043379. The next prime is 432043427. The reversal of 432043397 is 793340234.

It is a happy number.

Together with previous prime (432043379) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 395452996 + 36590401 = 19886^2 + 6049^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-432043397 is a prime.

It is a super-2 number, since 2×432043397² = 373322993782599218, which contains 22 as substring.

It is a Chen prime.

It is equal to p_22950746 and since 432043397 and 22950746 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (432043327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216021698 + 216021699.

It is an arithmetic number, because the mean of its divisors is an integer number (216021699).

Almost surely, 2^432043397 is an apocalyptic number.

It is an amenable number.

432043397 is a deficient number, since it is larger than the sum of its proper divisors (1).

432043397 is an equidigital number, since it uses as much as digits as its factorization.

432043397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 35.

The square root of 432043397 is about 20785.6536341776. The cubic root of 432043397 is about 755.9779424198.

The spelling of 432043397 in words is "four hundred thirty-two million, forty-three thousand, three hundred ninety-seven".