432213403 has 2 divisors, whose sum is σ = 432213404. Its totient is φ = 432213402.

The previous prime is 432213373. The next prime is 432213421. The reversal of 432213403 is 304312234.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 432213403 - 2²¹ = 430116251 is a prime.

It is not a weakly prime, because it can be changed into another prime (432213433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216106701 + 216106702.

It is an arithmetic number, because the mean of its divisors is an integer number (216106702).

Almost surely, 2^432213403 is an apocalyptic number.

432213403 is a deficient number, since it is larger than the sum of its proper divisors (1).

432213403 is an equidigital number, since it uses as much as digits as its factorization.

432213403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 432213403 is about 20789.7427353010. The cubic root of 432213403 is about 756.0770867290.

Adding to 432213403 its reverse (304312234), we get a palindrome (736525637).

The spelling of 432213403 in words is "four hundred thirty-two million, two hundred thirteen thousand, four hundred three".