34991267 has 2 divisors, whose sum is σ = 34991268. Its totient is φ = 34991266.

The previous prime is 34991239. The next prime is 34991269. The reversal of 34991267 is 76219943.

34991267 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 a cyclic number.

It is not a de Polignac number, because 34991267 - 2¹⁰ = 34990243 is a prime.

Together with 34991269, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (34991269) 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, 17495633 + 17495634.

It is an arithmetic number, because the mean of its divisors is an integer number (17495634).

Almost surely, 2^34991267 is an apocalyptic number.

34991267 is a deficient number, since it is larger than the sum of its proper divisors (1).

34991267 is an equidigital number, since it uses as much as digits as its factorization.

34991267 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 81648, while the sum is 41.

The square root of 34991267 is about 5915.3416638433. The cubic root of 34991267 is about 327.0794228300.

The spelling of 34991267 in words is "thirty-four million, nine hundred ninety-one thousand, two hundred sixty-seven".