429429443 has 2 divisors, whose sum is σ = 429429444. Its totient is φ = 429429442.

The previous prime is 429429349. The next prime is 429429457. The reversal of 429429443 is 344924924.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 429429443 - 2²⁰ = 428380867 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 429429443.

It is not a weakly prime, because it can be changed into another prime (429429043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214714721 + 214714722.

It is an arithmetic number, because the mean of its divisors is an integer number (214714722).

Almost surely, 2^429429443 is an apocalyptic number.

429429443 is a deficient number, since it is larger than the sum of its proper divisors (1).

429429443 is an equidigital number, since it uses as much as digits as its factorization.

429429443 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 248832, while the sum is 41.

The square root of 429429443 is about 20722.6794358259. The cubic root of 429429443 is about 754.4502484526.

The spelling of 429429443 in words is "four hundred twenty-nine million, four hundred twenty-nine thousand, four hundred forty-three".