430981689673 has 2 divisors, whose sum is σ = 430981689674. Its totient is φ = 430981689672.

The previous prime is 430981689587. The next prime is 430981689701. The reversal of 430981689673 is 376986189034.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 372914184889 + 58067504784 = 610667^2 + 240972^2 .

It is a cyclic number.

It is not a de Polignac number, because 430981689673 - 2²¹ = 430979592521 is a prime.

It is not a weakly prime, because it can be changed into another prime (430981689373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215490844836 + 215490844837.

It is an arithmetic number, because the mean of its divisors is an integer number (215490844837).

Almost surely, 2^430981689673 is an apocalyptic number.

It is an amenable number.

430981689673 is a deficient number, since it is larger than the sum of its proper divisors (1).

430981689673 is an equidigital number, since it uses as much as digits as its factorization.

430981689673 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 47029248, while the sum is 64.

The spelling of 430981689673 in words is "four hundred thirty billion, nine hundred eighty-one million, six hundred eighty-nine thousand, six hundred seventy-three".