34240543 has 2 divisors, whose sum is σ = 34240544. Its totient is φ = 34240542.

The previous prime is 34240501. The next prime is 34240573. The reversal of 34240543 is 34504243.

It is a strong prime.

It is an emirp because it is prime and its reverse (34504243) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34240543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34240573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17120271 + 17120272.

It is an arithmetic number, because the mean of its divisors is an integer number (17120272).

Almost surely, 2^34240543 is an apocalyptic number.

34240543 is a deficient number, since it is larger than the sum of its proper divisors (1).

34240543 is an equidigital number, since it uses as much as digits as its factorization.

34240543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 34240543 is about 5851.5419335420. The cubic root of 34240543 is about 324.7233717114.

Adding to 34240543 its reverse (34504243), we get a palindrome (68744786).

The spelling of 34240543 in words is "thirty-four million, two hundred forty thousand, five hundred forty-three".