430068731 has 2 divisors, whose sum is σ = 430068732. Its totient is φ = 430068730.

The previous prime is 430068719. The next prime is 430068739. The reversal of 430068731 is 137860034.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-430068731 is a prime.

It is a super-2 number, since 2×430068731² = 369918226767900722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (430068739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215034365 + 215034366.

It is an arithmetic number, because the mean of its divisors is an integer number (215034366).

Almost surely, 2^430068731 is an apocalyptic number.

430068731 is a deficient number, since it is larger than the sum of its proper divisors (1).

430068731 is an equidigital number, since it uses as much as digits as its factorization.

430068731 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 430068731 is about 20738.0985386800. The cubic root of 430068731 is about 754.8244440731.

The spelling of 430068731 in words is "four hundred thirty million, sixty-eight thousand, seven hundred thirty-one".