432125581 has 2 divisors, whose sum is σ = 432125582. Its totient is φ = 432125580.

The previous prime is 432125543. The next prime is 432125621. The reversal of 432125581 is 185521234.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 366109956 + 66015625 = 19134^2 + 8125^2 .

It is a cyclic number.

It is not a de Polignac number, because 432125581 - 2²⁷ = 297907853 is a prime.

It is a super-2 number, since 2×432125581² = 373465035509175122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (432125521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216062790 + 216062791.

It is an arithmetic number, because the mean of its divisors is an integer number (216062791).

Almost surely, 2^432125581 is an apocalyptic number.

It is an amenable number.

432125581 is a deficient number, since it is larger than the sum of its proper divisors (1).

432125581 is an equidigital number, since it uses as much as digits as its factorization.

432125581 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9600, while the sum is 31.

The square root of 432125581 is about 20787.6304806488. The cubic root of 432125581 is about 756.0258738334.

The spelling of 432125581 in words is "four hundred thirty-two million, one hundred twenty-five thousand, five hundred eighty-one".