34065391 has 2 divisors, whose sum is σ = 34065392. Its totient is φ = 34065390.

The previous prime is 34065359. The next prime is 34065403. The reversal of 34065391 is 19356043.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 34065391 - 2⁵ = 34065359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34065341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17032695 + 17032696.

It is an arithmetic number, because the mean of its divisors is an integer number (17032696).

Almost surely, 2^34065391 is an apocalyptic number.

34065391 is a deficient number, since it is larger than the sum of its proper divisors (1).

34065391 is an equidigital number, since it uses as much as digits as its factorization.

34065391 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 34065391 is about 5836.5564333775. The cubic root of 34065391 is about 324.1687348250.

The spelling of 34065391 in words is "thirty-four million, sixty-five thousand, three hundred ninety-one".