34921403771 has 2 divisors, whose sum is σ = 34921403772. Its totient is φ = 34921403770.

The previous prime is 34921403749. The next prime is 34921403809. The reversal of 34921403771 is 17730412943.

34921403771 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34921403771 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (34921403371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17460701885 + 17460701886.

It is an arithmetic number, because the mean of its divisors is an integer number (17460701886).

Almost surely, 2^34921403771 is an apocalyptic number.

34921403771 is a deficient number, since it is larger than the sum of its proper divisors (1).

34921403771 is an equidigital number, since it uses as much as digits as its factorization.

34921403771 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 127008, while the sum is 41.

The spelling of 34921403771 in words is "thirty-four billion, nine hundred twenty-one million, four hundred three thousand, seven hundred seventy-one".