34039879 has 2 divisors, whose sum is σ = 34039880. Its totient is φ = 34039878.

The previous prime is 34039813. The next prime is 34039897. The reversal of 34039879 is 97893043.

Together with next prime (34039897) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 34039879 - 2¹³ = 34031687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34039679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17019939 + 17019940.

It is an arithmetic number, because the mean of its divisors is an integer number (17019940).

Almost surely, 2^34039879 is an apocalyptic number.

34039879 is a deficient number, since it is larger than the sum of its proper divisors (1).

34039879 is an equidigital number, since it uses as much as digits as its factorization.

34039879 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 163296, while the sum is 43.

The square root of 34039879 is about 5834.3704887503. The cubic root of 34039879 is about 324.0877899331.

The spelling of 34039879 in words is "thirty-four million, thirty-nine thousand, eight hundred seventy-nine".