423350129 has 2 divisors, whose sum is σ = 423350130. Its totient is φ = 423350128.

The previous prime is 423350107. The next prime is 423350183. The reversal of 423350129 is 921053324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 386201104 + 37149025 = 19652^2 + 6095^2 .

It is a cyclic number.

It is not a de Polignac number, because 423350129 - 2⁸ = 423349873 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (423358129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211675064 + 211675065.

It is an arithmetic number, because the mean of its divisors is an integer number (211675065).

Almost surely, 2^423350129 is an apocalyptic number.

It is an amenable number.

423350129 is a deficient number, since it is larger than the sum of its proper divisors (1).

423350129 is an equidigital number, since it uses as much as digits as its factorization.

423350129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 423350129 is about 20575.4739678093. The cubic root of 423350129 is about 750.8731336409.

The spelling of 423350129 in words is "four hundred twenty-three million, three hundred fifty thousand, one hundred twenty-nine".