1117270613 has 2 divisors, whose sum is σ = 1117270614. Its totient is φ = 1117270612.

The previous prime is 1117270607. The next prime is 1117270639. The reversal of 1117270613 is 3160727111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 576336049 + 540934564 = 24007^2 + 23258^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1117270613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1117270643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 558635306 + 558635307.

It is an arithmetic number, because the mean of its divisors is an integer number (558635307).

Almost surely, 2^1117270613 is an apocalyptic number.

It is an amenable number.

1117270613 is a deficient number, since it is larger than the sum of its proper divisors (1).

1117270613 is an equidigital number, since it uses as much as digits as its factorization.

1117270613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1764, while the sum is 29.

The square root of 1117270613 is about 33425.5981696663. The cubic root of 1117270613 is about 1037.6545433500.

Adding to 1117270613 its reverse (3160727111), we get a palindrome (4277997724).

The spelling of 1117270613 in words is "one billion, one hundred seventeen million, two hundred seventy thousand, six hundred thirteen".