430842961 has 2 divisors, whose sum is σ = 430842962. Its totient is φ = 430842960.

The previous prime is 430842949. The next prime is 430842977. The reversal of 430842961 is 169248034.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 294980625 + 135862336 = 17175^2 + 11656^2 .

It is a cyclic number.

It is not a de Polignac number, because 430842961 - 2⁹ = 430842449 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 430842961.

It is not a weakly prime, because it can be changed into another prime (430842901) 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, 215421480 + 215421481.

It is an arithmetic number, because the mean of its divisors is an integer number (215421481).

Almost surely, 2^430842961 is an apocalyptic number.

It is an amenable number.

430842961 is a deficient number, since it is larger than the sum of its proper divisors (1).

430842961 is an equidigital number, since it uses as much as digits as its factorization.

430842961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 430842961 is about 20756.7569962169. The cubic root of 430842961 is about 755.2771293804.

The spelling of 430842961 in words is "four hundred thirty million, eight hundred forty-two thousand, nine hundred sixty-one".