1178113 has 2 divisors, whose sum is σ = 1178114. Its totient is φ = 1178112.

The previous prime is 1178101. The next prime is 1178123. The reversal of 1178113 is 3118711.

1178113 = 767² + 768².

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 589824 + 588289 = 768^2 + 767^2 .

It is a cyclic number.

It is not a de Polignac number, because 1178113 - 2¹⁷ = 1047041 is a prime.

1178113 is a lucky number.

It is equal to p₉₁₃₄₅ and since 1178113 and 91345 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (1178123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 589056 + 589057.

It is an arithmetic number, because the mean of its divisors is an integer number (589057).

2^1178113 is an apocalyptic number.

1178113 is the 768-th centered square number.

It is an amenable number.

1178113 is a deficient number, since it is larger than the sum of its proper divisors (1).

1178113 is an equidigital number, since it uses as much as digits as its factorization.

1178113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 168, while the sum is 22.

The square root of 1178113 is about 1085.4091394493. The cubic root of 1178113 is about 105.6158218278.

The spelling of 1178113 in words is "one million, one hundred seventy-eight thousand, one hundred thirteen".