423023351 has 2 divisors, whose sum is σ = 423023352. Its totient is φ = 423023350.

The previous prime is 423023273. The next prime is 423023387. The reversal of 423023351 is 153320324.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 423023351 - 2²⁶ = 355914487 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423023851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211511675 + 211511676.

It is an arithmetic number, because the mean of its divisors is an integer number (211511676).

Almost surely, 2^423023351 is an apocalyptic number.

423023351 is a deficient number, since it is larger than the sum of its proper divisors (1).

423023351 is an equidigital number, since it uses as much as digits as its factorization.

423023351 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 423023351 is about 20567.5314756049. The cubic root of 423023351 is about 750.6798877802.

Adding to 423023351 its reverse (153320324), we get a palindrome (576343675).

The spelling of 423023351 in words is "four hundred twenty-three million, twenty-three thousand, three hundred fifty-one".