423323357 has 2 divisors, whose sum is σ = 423323358. Its totient is φ = 423323356.

The previous prime is 423323333. The next prime is 423323359. The reversal of 423323357 is 753323324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 380211001 + 43112356 = 19499^2 + 6566^2 .

It is a cyclic number.

It is not a de Polignac number, because 423323357 - 2⁶ = 423323293 is a prime.

Together with 423323359, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423323359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211661678 + 211661679.

It is an arithmetic number, because the mean of its divisors is an integer number (211661679).

Almost surely, 2^423323357 is an apocalyptic number.

It is an amenable number.

423323357 is a deficient number, since it is larger than the sum of its proper divisors (1).

423323357 is an equidigital number, since it uses as much as digits as its factorization.

423323357 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360, while the sum is 32.

The square root of 423323357 is about 20574.8233771277. The cubic root of 423323357 is about 750.8573052931.

The spelling of 423323357 in words is "four hundred twenty-three million, three hundred twenty-three thousand, three hundred fifty-seven".