429964039 has 2 divisors, whose sum is σ = 429964040. Its totient is φ = 429964038.

The previous prime is 429963971. The next prime is 429964069. The reversal of 429964039 is 930469924.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 429964039 - 2¹¹ = 429961991 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 429964039.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (429964069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214982019 + 214982020.

It is an arithmetic number, because the mean of its divisors is an integer number (214982020).

Almost surely, 2^429964039 is an apocalyptic number.

429964039 is a deficient number, since it is larger than the sum of its proper divisors (1).

429964039 is an equidigital number, since it uses as much as digits as its factorization.

429964039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 419904, while the sum is 46.

The square root of 429964039 is about 20735.5742384917. The cubic root of 429964039 is about 754.7631899152.

The spelling of 429964039 in words is "four hundred twenty-nine million, nine hundred sixty-four thousand, thirty-nine".