34003243 has 2 divisors, whose sum is σ = 34003244. Its totient is φ = 34003242.

The previous prime is 34003241. The next prime is 34003271. The reversal of 34003243 is 34230043.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 34003243 - 2¹ = 34003241 is a prime.

Together with 34003241, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 34003243.

It is not a weakly prime, because it can be changed into another prime (34003241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17001621 + 17001622.

It is an arithmetic number, because the mean of its divisors is an integer number (17001622).

Almost surely, 2^34003243 is an apocalyptic number.

34003243 is a deficient number, since it is larger than the sum of its proper divisors (1).

34003243 is an equidigital number, since it uses as much as digits as its factorization.

34003243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 19.

The square root of 34003243 is about 5831.2299731703. The cubic root of 34003243 is about 323.9714798602.

Adding to 34003243 its reverse (34230043), we get a palindrome (68233286).

The spelling of 34003243 in words is "thirty-four million, three thousand, two hundred forty-three".