34345543423 has 2 divisors, whose sum is σ = 34345543424. Its totient is φ = 34345543422.

The previous prime is 34345543321. The next prime is 34345543459. The reversal of 34345543423 is 32434554343.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 34345543423 - 2¹⁷ = 34345412351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34345543483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17172771711 + 17172771712.

It is an arithmetic number, because the mean of its divisors is an integer number (17172771712).

Almost surely, 2^34345543423 is an apocalyptic number.

34345543423 is a deficient number, since it is larger than the sum of its proper divisors (1).

34345543423 is an equidigital number, since it uses as much as digits as its factorization.

34345543423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1036800, while the sum is 40.

The spelling of 34345543423 in words is "thirty-four billion, three hundred forty-five million, five hundred forty-three thousand, four hundred twenty-three".