34071391 has 2 divisors, whose sum is σ = 34071392. Its totient is φ = 34071390.

The previous prime is 34071371. The next prime is 34071403. The reversal of 34071391 is 19317043.

It is a strong prime.

It is an emirp because it is prime and its reverse (19317043) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34071391 - 2²⁵ = 516959 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34071311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17035695 + 17035696.

It is an arithmetic number, because the mean of its divisors is an integer number (17035696).

Almost surely, 2^34071391 is an apocalyptic number.

34071391 is a deficient number, since it is larger than the sum of its proper divisors (1).

34071391 is an equidigital number, since it uses as much as digits as its factorization.

34071391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 34071391 is about 5837.0704124586. The cubic root of 34071391 is about 324.1877658529.

The spelling of 34071391 in words is "thirty-four million, seventy-one thousand, three hundred ninety-one".