423414923 has 2 divisors, whose sum is σ = 423414924. Its totient is φ = 423414922.

The previous prime is 423414907. The next prime is 423414941. The reversal of 423414923 is 329414324.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 423414923 - 2⁴ = 423414907 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 423414923.

It is not a weakly prime, because it can be changed into another prime (423414323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211707461 + 211707462.

It is an arithmetic number, because the mean of its divisors is an integer number (211707462).

Almost surely, 2^423414923 is an apocalyptic number.

423414923 is a deficient number, since it is larger than the sum of its proper divisors (1).

423414923 is an equidigital number, since it uses as much as digits as its factorization.

423414923 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 32.

The square root of 423414923 is about 20577.0484520983. The cubic root of 423414923 is about 750.9114388865.

The spelling of 423414923 in words is "four hundred twenty-three million, four hundred fourteen thousand, nine hundred twenty-three".