34155223 has 2 divisors, whose sum is σ = 34155224. Its totient is φ = 34155222.

The previous prime is 34155151. The next prime is 34155241. The reversal of 34155223 is 32255143.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 34155223 - 2⁹ = 34154711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34155523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17077611 + 17077612.

It is an arithmetic number, because the mean of its divisors is an integer number (17077612).

Almost surely, 2^34155223 is an apocalyptic number.

34155223 is a deficient number, since it is larger than the sum of its proper divisors (1).

34155223 is an equidigital number, since it uses as much as digits as its factorization.

34155223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3600, while the sum is 25.

The square root of 34155223 is about 5844.2470002559. The cubic root of 34155223 is about 324.4534339952.

The spelling of 34155223 in words is "thirty-four million, one hundred fifty-five thousand, two hundred twenty-three".