3106804681 has 2 divisors, whose sum is σ = 3106804682. Its totient is φ = 3106804680.

The previous prime is 3106804667. The next prime is 3106804699. The reversal of 3106804681 is 1864086013.

3106804681 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 can be written as a sum of positive squares in only one way, i.e., 3097924281 + 8880400 = 55659^2 + 2980^2 .

It is a cyclic number.

It is not a de Polignac number, because 3106804681 - 2²⁵ = 3073250249 is a prime.

It is a super-2 number, since 2×3106804681² = 19304470651767023522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3106804681.

It is not a weakly prime, because it can be changed into another prime (3106804601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1553402340 + 1553402341.

It is an arithmetic number, because the mean of its divisors is an integer number (1553402341).

Almost surely, 2^3106804681 is an apocalyptic number.

It is an amenable number.

3106804681 is a deficient number, since it is larger than the sum of its proper divisors (1).

3106804681 is an equidigital number, since it uses as much as digits as its factorization.

3106804681 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 37.

The square root of 3106804681 is about 55738.7179705454. The cubic root of 3106804681 is about 1459.1658275137.

The spelling of 3106804681 in words is "three billion, one hundred six million, eight hundred four thousand, six hundred eighty-one".