34591261 has 2 divisors, whose sum is σ = 34591262. Its totient is φ = 34591260.

The previous prime is 34591247. The next prime is 34591273. The reversal of 34591261 is 16219543.

34591261 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 can be written as a sum of positive squares in only one way, i.e., 25704900 + 8886361 = 5070^2 + 2981^2 .

It is an emirp because it is prime and its reverse (16219543) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34591261 - 2⁹ = 34590749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34591061) 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, 17295630 + 17295631.

It is an arithmetic number, because the mean of its divisors is an integer number (17295631).

Almost surely, 2^34591261 is an apocalyptic number.

It is an amenable number.

34591261 is a deficient number, since it is larger than the sum of its proper divisors (1).

34591261 is an equidigital number, since it uses as much as digits as its factorization.

34591261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480, while the sum is 31.

The square root of 34591261 is about 5881.4335837447. The cubic root of 34591261 is about 325.8282966729.

The spelling of 34591261 in words is "thirty-four million, five hundred ninety-one thousand, two hundred sixty-one".