432020401 has 2 divisors, whose sum is σ = 432020402. Its totient is φ = 432020400.

The previous prime is 432020327. The next prime is 432020411. The reversal of 432020401 is 104020234.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 431642176 + 378225 = 20776^2 + 615^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-432020401 is a prime.

It is not a weakly prime, because it can be changed into another prime (432020411) 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, 216010200 + 216010201.

It is an arithmetic number, because the mean of its divisors is an integer number (216010201).

Almost surely, 2^432020401 is an apocalyptic number.

It is an amenable number.

432020401 is a deficient number, since it is larger than the sum of its proper divisors (1).

432020401 is an equidigital number, since it uses as much as digits as its factorization.

432020401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 432020401 is about 20785.1004568176. The cubic root of 432020401 is about 755.9645295873.

Adding to 432020401 its reverse (104020234), we get a palindrome (536040635).

The spelling of 432020401 in words is "four hundred thirty-two million, twenty thousand, four hundred one".