1113287317 has 2 divisors, whose sum is σ = 1113287318. Its totient is φ = 1113287316.

The previous prime is 1113287299. The next prime is 1113287321. The reversal of 1113287317 is 7137823111.

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., 1081488996 + 31798321 = 32886^2 + 5639^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1113287317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1113207317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556643658 + 556643659.

It is an arithmetic number, because the mean of its divisors is an integer number (556643659).

Almost surely, 2^1113287317 is an apocalyptic number.

It is an amenable number.

1113287317 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113287317 is an equidigital number, since it uses as much as digits as its factorization.

1113287317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7056, while the sum is 34.

The square root of 1113287317 is about 33365.9604537319. The cubic root of 1113287317 is about 1036.4199254351.

The spelling of 1113287317 in words is "one billion, one hundred thirteen million, two hundred eighty-seven thousand, three hundred seventeen".