34390523 has 2 divisors, whose sum is σ = 34390524. Its totient is φ = 34390522.

The previous prime is 34390471. The next prime is 34390547. The reversal of 34390523 is 32509343.

34390523 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (32509343) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34390523 - 2¹⁸ = 34128379 is a prime.

It is not a weakly prime, because it can be changed into another prime (34390423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17195261 + 17195262.

It is an arithmetic number, because the mean of its divisors is an integer number (17195262).

Almost surely, 2^34390523 is an apocalyptic number.

34390523 is a deficient number, since it is larger than the sum of its proper divisors (1).

34390523 is an equidigital number, since it uses as much as digits as its factorization.

34390523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 29.

The square root of 34390523 is about 5864.3433562506. The cubic root of 34390523 is about 325.1967975742.

Adding to 34390523 its reverse (32509343), we get a palindrome (66899866).

The spelling of 34390523 in words is "thirty-four million, three hundred ninety thousand, five hundred twenty-three".