34081387 has 2 divisors, whose sum is σ = 34081388. Its totient is φ = 34081386.

The previous prime is 34081363. The next prime is 34081417. The reversal of 34081387 is 78318043.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34081387 is a prime.

It is not a weakly prime, because it can be changed into another prime (34081087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17040693 + 17040694.

It is an arithmetic number, because the mean of its divisors is an integer number (17040694).

Almost surely, 2^34081387 is an apocalyptic number.

34081387 is a deficient number, since it is larger than the sum of its proper divisors (1).

34081387 is an equidigital number, since it uses as much as digits as its factorization.

34081387 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 34081387 is about 5837.9266011145. The cubic root of 34081387 is about 324.2194665844.

The spelling of 34081387 in words is "thirty-four million, eighty-one thousand, three hundred eighty-seven".