1001170117 has 2 divisors, whose sum is σ = 1001170118. Its totient is φ = 1001170116.

The previous prime is 1001170111. The next prime is 1001170127. The reversal of 1001170117 is 7110711001.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 505395361 + 495774756 = 22481^2 + 22266^2 .

It is a cyclic number.

It is not a de Polignac number, because 1001170117 - 2²⁷ = 866952389 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1001170094 and 1001170103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1001170111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500585058 + 500585059.

It is an arithmetic number, because the mean of its divisors is an integer number (500585059).

Almost surely, 2^1001170117 is an apocalyptic number.

It is an amenable number.

1001170117 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001170117 is an equidigital number, since it uses as much as digits as its factorization.

1001170117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 49, while the sum is 19.

The square root of 1001170117 is about 31641.2723669577. The cubic root of 1001170117 is about 1000.3898869684.

Adding to 1001170117 its reverse (7110711001), we get a palindrome (8111881118).

The spelling of 1001170117 in words is "one billion, one million, one hundred seventy thousand, one hundred seventeen".