34681243 has 2 divisors, whose sum is σ = 34681244. Its totient is φ = 34681242.

The previous prime is 34681211. The next prime is 34681249. The reversal of 34681243 is 34218643.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 34681243 - 2⁵ = 34681211 is a prime.

It is not a weakly prime, because it can be changed into another prime (34681249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17340621 + 17340622.

It is an arithmetic number, because the mean of its divisors is an integer number (17340622).

Almost surely, 2^34681243 is an apocalyptic number.

34681243 is a deficient number, since it is larger than the sum of its proper divisors (1).

34681243 is an equidigital number, since it uses as much as digits as its factorization.

34681243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13824, while the sum is 31.

The square root of 34681243 is about 5889.0782810216. The cubic root of 34681243 is about 326.1105769894.

Adding to 34681243 its reverse (34218643), we get a palindrome (68899886).

The spelling of 34681243 in words is "thirty-four million, six hundred eighty-one thousand, two hundred forty-three".