1366117 has 2 divisors, whose sum is σ = 1366118. Its totient is φ = 1366116.

The previous prime is 1366109. The next prime is 1366121. The reversal of 1366117 is 7116631.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1359556 + 6561 = 1166^2 + 81^2 .

It is an emirp because it is prime and its reverse (7116631) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1366117 - 2³ = 1366109 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1366091 and 1366100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1366187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 683058 + 683059.

It is an arithmetic number, because the mean of its divisors is an integer number (683059).

2^1366117 is an apocalyptic number.

It is an amenable number.

1366117 is a deficient number, since it is larger than the sum of its proper divisors (1).

1366117 is an equidigital number, since it uses as much as digits as its factorization.

1366117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 756, while the sum is 25.

The square root of 1366117 is about 1168.8100786698. The cubic root of 1366117 is about 110.9590249974.

The spelling of 1366117 in words is "one million, three hundred sixty-six thousand, one hundred seventeen".