431353252507 has 2 divisors, whose sum is σ = 431353252508. Its totient is φ = 431353252506.

The previous prime is 431353252471. The next prime is 431353252579. The reversal of 431353252507 is 705252353134.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 431353252507 - 2¹¹ = 431353250459 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 431353252507.

It is not a weakly prime, because it can be changed into another prime (431353255507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215676626253 + 215676626254.

It is an arithmetic number, because the mean of its divisors is an integer number (215676626254).

Almost surely, 2^431353252507 is an apocalyptic number.

431353252507 is a deficient number, since it is larger than the sum of its proper divisors (1).

431353252507 is an equidigital number, since it uses as much as digits as its factorization.

431353252507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 378000, while the sum is 40.

The spelling of 431353252507 in words is "four hundred thirty-one billion, three hundred fifty-three million, two hundred fifty-two thousand, five hundred seven".