34711337821 has 2 divisors, whose sum is σ = 34711337822. Its totient is φ = 34711337820.

The previous prime is 34711337809. The next prime is 34711337827. The reversal of 34711337821 is 12873311743.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28468125625 + 6243212196 = 168725^2 + 79014^2 .

It is a cyclic number.

It is not a de Polignac number, because 34711337821 - 2¹⁵ = 34711305053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34711337827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17355668910 + 17355668911.

It is an arithmetic number, because the mean of its divisors is an integer number (17355668911).

Almost surely, 2^34711337821 is an apocalyptic number.

It is an amenable number.

34711337821 is a deficient number, since it is larger than the sum of its proper divisors (1).

34711337821 is an equidigital number, since it uses as much as digits as its factorization.

34711337821 is an evil number, because the sum of its binary digits is even.

The product of its digits is 84672, while the sum is 40.

The spelling of 34711337821 in words is "thirty-four billion, seven hundred eleven million, three hundred thirty-seven thousand, eight hundred twenty-one".