34780871 has 2 divisors, whose sum is σ = 34780872. Its totient is φ = 34780870.

The previous prime is 34780859. The next prime is 34780883. The reversal of 34780871 is 17808743.

34780871 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (34780859) and next prime (34780883).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34780871 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 (34780891) 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, 17390435 + 17390436.

It is an arithmetic number, because the mean of its divisors is an integer number (17390436).

Almost surely, 2^34780871 is an apocalyptic number.

34780871 is a deficient number, since it is larger than the sum of its proper divisors (1).

34780871 is an equidigital number, since it uses as much as digits as its factorization.

34780871 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37632, while the sum is 38.

The square root of 34780871 is about 5897.5309240393. The cubic root of 34780871 is about 326.4225485382.

It can be divided in two parts, 347 and 80871, that added together give a palindrome (81218).

The spelling of 34780871 in words is "thirty-four million, seven hundred eighty thousand, eight hundred seventy-one".