1117313969 has 2 divisors, whose sum is σ = 1117313970. Its totient is φ = 1117313968.

The previous prime is 1117313947. The next prime is 1117314013. The reversal of 1117313969 is 9693137111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1110222400 + 7091569 = 33320^2 + 2663^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1117313969 is a prime.

It is a super-2 number, since 2×1117313969² = 2496781010645065922, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1117313929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 558656984 + 558656985.

It is an arithmetic number, because the mean of its divisors is an integer number (558656985).

Almost surely, 2^1117313969 is an apocalyptic number.

It is an amenable number.

1117313969 is a deficient number, since it is larger than the sum of its proper divisors (1).

1117313969 is an equidigital number, since it uses as much as digits as its factorization.

1117313969 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30618, while the sum is 41.

The square root of 1117313969 is about 33426.2467082381. The cubic root of 1117313969 is about 1037.6679653351.

The spelling of 1117313969 in words is "one billion, one hundred seventeen million, three hundred thirteen thousand, nine hundred sixty-nine".