431253001 has 2 divisors, whose sum is σ = 431253002. Its totient is φ = 431253000.

The previous prime is 431252993. The next prime is 431253041. The reversal of 431253001 is 100352134.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 373416976 + 57836025 = 19324^2 + 7605^2 .

It is a cyclic number.

It is not a de Polignac number, because 431253001 - 2³ = 431252993 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 431253001.

It is not a weakly prime, because it can be changed into another prime (431253041) 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, 215626500 + 215626501.

It is an arithmetic number, because the mean of its divisors is an integer number (215626501).

Almost surely, 2^431253001 is an apocalyptic number.

It is an amenable number.

431253001 is a deficient number, since it is larger than the sum of its proper divisors (1).

431253001 is an equidigital number, since it uses as much as digits as its factorization.

431253001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 431253001 is about 20766.6319127585. The cubic root of 431253001 is about 755.5166564372.

The spelling of 431253001 in words is "four hundred thirty-one million, two hundred fifty-three thousand, one".