34738459891 has 2 divisors, whose sum is σ = 34738459892. Its totient is φ = 34738459890.

The previous prime is 34738459879. The next prime is 34738459897. The reversal of 34738459891 is 19895483743.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 34738459891 - 2⁵ = 34738459859 is a prime.

It is not a weakly prime, because it can be changed into another prime (34738459897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17369229945 + 17369229946.

It is an arithmetic number, because the mean of its divisors is an integer number (17369229946).

Almost surely, 2^34738459891 is an apocalyptic number.

34738459891 is a deficient number, since it is larger than the sum of its proper divisors (1).

34738459891 is an equidigital number, since it uses as much as digits as its factorization.

34738459891 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26127360, while the sum is 61.

The spelling of 34738459891 in words is "thirty-four billion, seven hundred thirty-eight million, four hundred fifty-nine thousand, eight hundred ninety-one".