6951121 has 2 divisors, whose sum is σ = 6951122. Its totient is φ = 6951120.

The previous prime is 6951103. The next prime is 6951137. The reversal of 6951121 is 1211596.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6838225 + 112896 = 2615^2 + 336^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6951121 is a prime.

It is not a weakly prime, because it can be changed into another prime (6951101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3475560 + 3475561.

It is an arithmetic number, because the mean of its divisors is an integer number (3475561).

Almost surely, 2^6951121 is an apocalyptic number.

It is an amenable number.

6951121 is a deficient number, since it is larger than the sum of its proper divisors (1).

6951121 is an equidigital number, since it uses as much as digits as its factorization.

6951121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 540, while the sum is 25.

The square root of 6951121 is about 2636.4978664888. The cubic root of 6951121 is about 190.8468294941.

The spelling of 6951121 in words is "six million, nine hundred fifty-one thousand, one hundred twenty-one".