6697169 has 2 divisors, whose sum is σ = 6697170. Its totient is φ = 6697168.

The previous prime is 6697157. The next prime is 6697189. The reversal of 6697169 is 9617966.

It is a happy number.

6697169 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., 6076225 + 620944 = 2465^2 + 788^2 .

It is a cyclic number.

It is not a de Polignac number, because 6697169 - 2⁴ = 6697153 is a prime.

It is a super-2 number, since 2×6697169² = 89704145229122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6697109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3348584 + 3348585.

It is an arithmetic number, because the mean of its divisors is an integer number (3348585).

Almost surely, 2^6697169 is an apocalyptic number.

It is an amenable number.

6697169 is a deficient number, since it is larger than the sum of its proper divisors (1).

6697169 is an equidigital number, since it uses as much as digits as its factorization.

6697169 is an evil number, because the sum of its binary digits is even.

The product of its digits is 122472, while the sum is 44.

The square root of 6697169 is about 2587.8889079711. Note that the first 3 decimals coincide. The cubic root of 6697169 is about 188.4938070655.

The spelling of 6697169 in words is "six million, six hundred ninety-seven thousand, one hundred sixty-nine".