34135261 has 2 divisors, whose sum is σ = 34135262. Its totient is φ = 34135260.

The previous prime is 34135259. The next prime is 34135307. The reversal of 34135261 is 16253143.

34135261 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29095236 + 5040025 = 5394^2 + 2245^2 .

It is a cyclic number.

It is not a de Polignac number, because 34135261 - 2¹ = 34135259 is a prime.

Together with 34135259, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34132261) 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, 17067630 + 17067631.

It is an arithmetic number, because the mean of its divisors is an integer number (17067631).

Almost surely, 2^34135261 is an apocalyptic number.

It is an amenable number.

34135261 is a deficient number, since it is larger than the sum of its proper divisors (1).

34135261 is an equidigital number, since it uses as much as digits as its factorization.

34135261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2160, while the sum is 25.

The square root of 34135261 is about 5842.5389172859. The cubic root of 34135261 is about 324.3902128042.

The spelling of 34135261 in words is "thirty-four million, one hundred thirty-five thousand, two hundred sixty-one".