432851261 has 2 divisors, whose sum is σ = 432851262. Its totient is φ = 432851260.

The previous prime is 432851231. The next prime is 432851269. The reversal of 432851261 is 162158234.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 420496036 + 12355225 = 20506^2 + 3515^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-432851261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (432851269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216425630 + 216425631.

It is an arithmetic number, because the mean of its divisors is an integer number (216425631).

Almost surely, 2^432851261 is an apocalyptic number.

It is an amenable number.

432851261 is a deficient number, since it is larger than the sum of its proper divisors (1).

432851261 is an equidigital number, since it uses as much as digits as its factorization.

432851261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11520, while the sum is 32.

The square root of 432851261 is about 20805.0777696215. The cubic root of 432851261 is about 756.4488419512.

The spelling of 432851261 in words is "four hundred thirty-two million, eight hundred fifty-one thousand, two hundred sixty-one".