423525329 has 2 divisors, whose sum is σ = 423525330. Its totient is φ = 423525328.

The previous prime is 423525313. The next prime is 423525331. The reversal of 423525329 is 923525324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 215502400 + 208022929 = 14680^2 + 14423^2 .

It is a cyclic number.

It is not a de Polignac number, because 423525329 - 2⁴ = 423525313 is a prime.

Together with 423525331, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (423525629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211762664 + 211762665.

It is an arithmetic number, because the mean of its divisors is an integer number (211762665).

Almost surely, 2^423525329 is an apocalyptic number.

It is an amenable number.

423525329 is a deficient number, since it is larger than the sum of its proper divisors (1).

423525329 is an equidigital number, since it uses as much as digits as its factorization.

423525329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 64800, while the sum is 35.

The square root of 423525329 is about 20579.7310235095. The cubic root of 423525329 is about 750.9767002641.

The spelling of 423525329 in words is "four hundred twenty-three million, five hundred twenty-five thousand, three hundred twenty-nine".