429019289 has 2 divisors, whose sum is σ = 429019290. Its totient is φ = 429019288.

The previous prime is 429019277. The next prime is 429019307. The reversal of 429019289 is 982910924.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 428821264 + 198025 = 20708^2 + 445^2 .

It is a cyclic number.

It is not a de Polignac number, because 429019289 - 2⁴ = 429019273 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (429010289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214509644 + 214509645.

It is an arithmetic number, because the mean of its divisors is an integer number (214509645).

Almost surely, 2^429019289 is an apocalyptic number.

It is an amenable number.

429019289 is a deficient number, since it is larger than the sum of its proper divisors (1).

429019289 is an equidigital number, since it uses as much as digits as its factorization.

429019289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 44.

The square root of 429019289 is about 20712.7808128218. The cubic root of 429019289 is about 754.2099766519.

The spelling of 429019289 in words is "four hundred twenty-nine million, nineteen thousand, two hundred eighty-nine".