429568091 has 2 divisors, whose sum is σ = 429568092. Its totient is φ = 429568090.

The previous prime is 429568063. The next prime is 429568103. The reversal of 429568091 is 190865924.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 429568091 - 2²² = 425373787 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (429568001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214784045 + 214784046.

It is an arithmetic number, because the mean of its divisors is an integer number (214784046).

Almost surely, 2^429568091 is an apocalyptic number.

429568091 is a deficient number, since it is larger than the sum of its proper divisors (1).

429568091 is an equidigital number, since it uses as much as digits as its factorization.

429568091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 155520, while the sum is 44.

The square root of 429568091 is about 20726.0244861382. The cubic root of 429568091 is about 754.5314350628.

The spelling of 429568091 in words is "four hundred twenty-nine million, five hundred sixty-eight thousand, ninety-one".