432211261 has 2 divisors, whose sum is σ = 432211262. Its totient is φ = 432211260.

The previous prime is 432211253. The next prime is 432211309. The reversal of 432211261 is 162112234.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 217002361 + 215208900 = 14731^2 + 14670^2 .

It is a cyclic number.

It is not a de Polignac number, because 432211261 - 2³ = 432211253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (432211211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216105630 + 216105631.

It is an arithmetic number, because the mean of its divisors is an integer number (216105631).

Almost surely, 2^432211261 is an apocalyptic number.

It is an amenable number.

432211261 is a deficient number, since it is larger than the sum of its proper divisors (1).

432211261 is an equidigital number, since it uses as much as digits as its factorization.

432211261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 576, while the sum is 22.

The square root of 432211261 is about 20789.6912194482. The cubic root of 432211261 is about 756.0758377165.

Adding to 432211261 its reverse (162112234), we get a palindrome (594323495).

The spelling of 432211261 in words is "four hundred thirty-two million, two hundred eleven thousand, two hundred sixty-one".