429020407 has 2 divisors, whose sum is σ = 429020408. Its totient is φ = 429020406.

The previous prime is 429020393. The next prime is 429020413. The reversal of 429020407 is 704020924.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 429020407 - 2¹⁹ = 428496119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (429020477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214510203 + 214510204.

It is an arithmetic number, because the mean of its divisors is an integer number (214510204).

Almost surely, 2^429020407 is an apocalyptic number.

429020407 is a deficient number, since it is larger than the sum of its proper divisors (1).

429020407 is an equidigital number, since it uses as much as digits as its factorization.

429020407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 429020407 is about 20712.8078009718. The cubic root of 429020407 is about 754.2106317942.

The spelling of 429020407 in words is "four hundred twenty-nine million, twenty thousand, four hundred seven".