6706121 has 2 divisors, whose sum is σ = 6706122. Its totient is φ = 6706120.

The previous prime is 6706111. The next prime is 6706129. The reversal of 6706121 is 1216076.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4644025 + 2062096 = 2155^2 + 1436^2 .

It is a cyclic number.

It is not a de Polignac number, because 6706121 - 2⁶ = 6706057 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (6706129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3353060 + 3353061.

It is an arithmetic number, because the mean of its divisors is an integer number (3353061).

Almost surely, 2^6706121 is an apocalyptic number.

It is an amenable number.

6706121 is a deficient number, since it is larger than the sum of its proper divisors (1).

6706121 is an equidigital number, since it uses as much as digits as its factorization.

6706121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 6706121 is about 2589.6179254863. The cubic root of 6706121 is about 188.5777552373.

The spelling of 6706121 in words is "six million, seven hundred six thousand, one hundred twenty-one".