34311223 has 2 divisors, whose sum is σ = 34311224. Its totient is φ = 34311222.

The previous prime is 34311163. The next prime is 34311227. The reversal of 34311223 is 32211343.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 34311223 - 2⁹ = 34310711 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 34311223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34311227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17155611 + 17155612.

It is an arithmetic number, because the mean of its divisors is an integer number (17155612).

Almost surely, 2^34311223 is an apocalyptic number.

34311223 is a deficient number, since it is larger than the sum of its proper divisors (1).

34311223 is an equidigital number, since it uses as much as digits as its factorization.

34311223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 432, while the sum is 19.

The square root of 34311223 is about 5857.5782538520. The cubic root of 34311223 is about 324.9466515984.

Adding to 34311223 its reverse (32211343), we get a palindrome (66522566).

The spelling of 34311223 in words is "thirty-four million, three hundred eleven thousand, two hundred twenty-three".