430672091 has 2 divisors, whose sum is σ = 430672092. Its totient is φ = 430672090.

The previous prime is 430672087. The next prime is 430672103. The reversal of 430672091 is 190276034.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 430672091 - 2² = 430672087 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (430672051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215336045 + 215336046.

It is an arithmetic number, because the mean of its divisors is an integer number (215336046).

Almost surely, 2^430672091 is an apocalyptic number.

430672091 is a deficient number, since it is larger than the sum of its proper divisors (1).

430672091 is an equidigital number, since it uses as much as digits as its factorization.

430672091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 430672091 is about 20752.6405789721. The cubic root of 430672091 is about 755.1772698962.

The spelling of 430672091 in words is "four hundred thirty million, six hundred seventy-two thousand, ninety-one".