16270117 has 2 divisors, whose sum is σ = 16270118. Its totient is φ = 16270116.

The previous prime is 16270087. The next prime is 16270187. The reversal of 16270117 is 71107261.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11737476 + 4532641 = 3426^2 + 2129^2 .

It is a cyclic number.

It is not a de Polignac number, because 16270117 - 2¹⁵ = 16237349 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16270091 and 16270100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16270187) 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, 8135058 + 8135059.

It is an arithmetic number, because the mean of its divisors is an integer number (8135059).

Almost surely, 2^16270117 is an apocalyptic number.

It is an amenable number.

16270117 is a deficient number, since it is larger than the sum of its proper divisors (1).

16270117 is an equidigital number, since it uses as much as digits as its factorization.

16270117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 588, while the sum is 25.

The square root of 16270117 is about 4033.6233091353. The cubic root of 16270117 is about 253.3943295338.

Adding to 16270117 its reverse (71107261), we get a palindrome (87377378).

The spelling of 16270117 in words is "sixteen million, two hundred seventy thousand, one hundred seventeen".