430459493081 has 2 divisors, whose sum is σ = 430459493082. Its totient is φ = 430459493080.

The previous prime is 430459493041. The next prime is 430459493117. The reversal of 430459493081 is 180394954034.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 430414723600 + 44769481 = 656060^2 + 6691^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-430459493081 is a prime.

It is a super-2 number, since 2×430459493081² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (430459493011) 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, 215229746540 + 215229746541.

It is an arithmetic number, because the mean of its divisors is an integer number (215229746541).

Almost surely, 2^430459493081 is an apocalyptic number.

It is an amenable number.

430459493081 is a deficient number, since it is larger than the sum of its proper divisors (1).

430459493081 is an equidigital number, since it uses as much as digits as its factorization.

430459493081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1866240, while the sum is 50.

The spelling of 430459493081 in words is "four hundred thirty billion, four hundred fifty-nine million, four hundred ninety-three thousand, eighty-one".