12995117 has 2 divisors, whose sum is σ = 12995118. Its totient is φ = 12995116.

The previous prime is 12995083. The next prime is 12995137. The reversal of 12995117 is 71159921.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12524521 + 470596 = 3539^2 + 686^2 .

It is a cyclic number.

It is not a de Polignac number, because 12995117 - 2⁶ = 12995053 is a prime.

It is a Chen prime.

It is equal to p₈₄₈₉₃₃ and since 12995117 and 848933 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12995137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6497558 + 6497559.

It is an arithmetic number, because the mean of its divisors is an integer number (6497559).

Almost surely, 2^12995117 is an apocalyptic number.

It is an amenable number.

12995117 is a deficient number, since it is larger than the sum of its proper divisors (1).

12995117 is an equidigital number, since it uses as much as digits as its factorization.

12995117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5670, while the sum is 35.

The square root of 12995117 is about 3604.8740616005. The cubic root of 12995117 is about 235.1040251692.

The spelling of 12995117 in words is "twelve million, nine hundred ninety-five thousand, one hundred seventeen".