34343143 has 2 divisors, whose sum is σ = 34343144. Its totient is φ = 34343142.

The previous prime is 34343129. The next prime is 34343149. The reversal of 34343143 is 34134343.

It is a strong prime.

It is an emirp because it is prime and its reverse (34134343) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34343143 is a prime.

It is a super-2 number, since 2×34343143² = 2358902942236898, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34343149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17171571 + 17171572.

It is an arithmetic number, because the mean of its divisors is an integer number (17171572).

Almost surely, 2^34343143 is an apocalyptic number.

34343143 is a deficient number, since it is larger than the sum of its proper divisors (1).

34343143 is an equidigital number, since it uses as much as digits as its factorization.

34343143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 25.

The square root of 34343143 is about 5860.3022959571. The cubic root of 34343143 is about 325.0473871731.

Adding to 34343143 its reverse (34134343), we get a palindrome (68477486).

The spelling of 34343143 in words is "thirty-four million, three hundred forty-three thousand, one hundred forty-three".