429512893 has 2 divisors, whose sum is σ = 429512894. Its totient is φ = 429512892.

The previous prime is 429512869. The next prime is 429512933. The reversal of 429512893 is 398215924.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 359405764 + 70107129 = 18958^2 + 8373^2 .

It is a cyclic number.

It is not a de Polignac number, because 429512893 - 2⁹ = 429512381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (429512393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214756446 + 214756447.

It is an arithmetic number, because the mean of its divisors is an integer number (214756447).

Almost surely, 2^429512893 is an apocalyptic number.

It is an amenable number.

429512893 is a deficient number, since it is larger than the sum of its proper divisors (1).

429512893 is an equidigital number, since it uses as much as digits as its factorization.

429512893 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 155520, while the sum is 43.

The square root of 429512893 is about 20724.6928324644. The cubic root of 429512893 is about 754.4991154601.

The spelling of 429512893 in words is "four hundred twenty-nine million, five hundred twelve thousand, eight hundred ninety-three".