423352999 has 2 divisors, whose sum is σ = 423353000. Its totient is φ = 423352998.

The previous prime is 423352997. The next prime is 423353009. The reversal of 423352999 is 999253324.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 423352999 - 2¹ = 423352997 is a prime.

Together with 423352997, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423352997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211676499 + 211676500.

It is an arithmetic number, because the mean of its divisors is an integer number (211676500).

Almost surely, 2^423352999 is an apocalyptic number.

423352999 is a deficient number, since it is larger than the sum of its proper divisors (1).

423352999 is an equidigital number, since it uses as much as digits as its factorization.

423352999 is an evil number, because the sum of its binary digits is even.

The product of its digits is 524880, while the sum is 46.

The square root of 423352999 is about 20575.5437109205. The cubic root of 423352999 is about 750.8748304248.

The spelling of 423352999 in words is "four hundred twenty-three million, three hundred fifty-two thousand, nine hundred ninety-nine".