429399907 has 2 divisors, whose sum is σ = 429399908. Its totient is φ = 429399906.

The previous prime is 429399871. The next prime is 429399931. The reversal of 429399907 is 709993924.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 429399907 - 2²⁷ = 295182179 is a prime.

It is not a weakly prime, because it can be changed into another prime (429399937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214699953 + 214699954.

It is an arithmetic number, because the mean of its divisors is an integer number (214699954).

Almost surely, 2^429399907 is an apocalyptic number.

429399907 is a deficient number, since it is larger than the sum of its proper divisors (1).

429399907 is an equidigital number, since it uses as much as digits as its factorization.

429399907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1102248, while the sum is 52.

The square root of 429399907 is about 20721.9667744160. The cubic root of 429399907 is about 754.4329511186.

The spelling of 429399907 in words is "four hundred twenty-nine million, three hundred ninety-nine thousand, nine hundred seven".