431661351141203 has 2 divisors, whose sum is σ = 431661351141204. Its totient is φ = 431661351141202.

The previous prime is 431661351141179. The next prime is 431661351141271. The reversal of 431661351141203 is 302141153166134.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 431661351141203 - 2²² = 431661346946899 is a prime.

It is not a weakly prime, because it can be changed into another prime (431661351141703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215830675570601 + 215830675570602.

It is an arithmetic number, because the mean of its divisors is an integer number (215830675570602).

Almost surely, 2^{431661351141203} is an apocalyptic number.

431661351141203 is a deficient number, since it is larger than the sum of its proper divisors (1).

431661351141203 is an equidigital number, since it uses as much as digits as its factorization.

431661351141203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 155520, while the sum is 41.

The spelling of 431661351141203 in words is "four hundred thirty-one trillion, six hundred sixty-one billion, three hundred fifty-one million, one hundred forty-one thousand, two hundred three".