429043423 has 2 divisors, whose sum is σ = 429043424. Its totient is φ = 429043422.

The previous prime is 429043369. The next prime is 429043451. The reversal of 429043423 is 324340924.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 429043423 - 2¹³ = 429035231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (429043463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214521711 + 214521712.

It is an arithmetic number, because the mean of its divisors is an integer number (214521712).

Almost surely, 2^429043423 is an apocalyptic number.

429043423 is a deficient number, since it is larger than the sum of its proper divisors (1).

429043423 is an equidigital number, since it uses as much as digits as its factorization.

429043423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 31.

The square root of 429043423 is about 20713.3633917816. The cubic root of 429043423 is about 754.2241187995.

The spelling of 429043423 in words is "four hundred twenty-nine million, forty-three thousand, four hundred twenty-three".