7071661133 has 2 divisors, whose sum is σ = 7071661134. Its totient is φ = 7071661132.

The previous prime is 7071661111. The next prime is 7071661229. The reversal of 7071661133 is 3311661707.

7071661133 is digitally balanced in base 3, 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., 5963237284 + 1108423849 = 77222^2 + 33293^2 .

It is a cyclic number.

It is not a de Polignac number, because 7071661133 - 2⁸ = 7071660877 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7071661093 and 7071661102.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7071661633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3535830566 + 3535830567.

It is an arithmetic number, because the mean of its divisors is an integer number (3535830567).

Almost surely, 2^7071661133 is an apocalyptic number.

It is an amenable number.

7071661133 is a deficient number, since it is larger than the sum of its proper divisors (1).

7071661133 is an equidigital number, since it uses as much as digits as its factorization.

7071661133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15876, while the sum is 35.

The square root of 7071661133 is about 84093.1693599427. The cubic root of 7071661133 is about 1919.4367862097.

The spelling of 7071661133 in words is "seven billion, seventy-one million, six hundred sixty-one thousand, one hundred thirty-three".