1113417665 has 8 divisors (see below), whose sum is σ = 1336804008. Its totient is φ = 890265600.

The previous prime is 1113417659. The next prime is 1113417667. The reversal of 1113417665 is 5667143111.

It can be written as a sum of positive squares in 4 ways, for example, as 8254129 + 1105163536 = 2873^2 + 33244^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1113417665 - 2¹² = 1113413569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1113417667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47936 + ... + 67265.

It is an arithmetic number, because the mean of its divisors is an integer number (167100501).

Almost surely, 2^1113417665 is an apocalyptic number.

It is an amenable number.

1113417665 is a deficient number, since it is larger than the sum of its proper divisors (223386343).

1113417665 is a wasteful number, since it uses less digits than its factorization.

1113417665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117139.

The product of its digits is 15120, while the sum is 35.

The square root of 1113417665 is about 33367.9137046355. The cubic root of 1113417665 is about 1036.4603732124.

The spelling of 1113417665 in words is "one billion, one hundred thirteen million, four hundred seventeen thousand, six hundred sixty-five".