1040115217 has 8 divisors (see below), whose sum is σ = 1062979200. Its totient is φ = 1017281904.

The previous prime is 1040115179. The next prime is 1040115227. The reversal of 1040115217 is 7125110401.

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

It is a cyclic number.

It is not a de Polignac number, because 1040115217 - 2¹¹ = 1040113169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1040115227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69259 + ... + 82927.

It is an arithmetic number, because the mean of its divisors is an integer number (132872400).

Almost surely, 2^1040115217 is an apocalyptic number.

It is an amenable number.

1040115217 is a deficient number, since it is larger than the sum of its proper divisors (22863983).

1040115217 is a wasteful number, since it uses less digits than its factorization.

1040115217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15335.

The product of its (nonzero) digits is 280, while the sum is 22.

The square root of 1040115217 is about 32250.8173074730. The cubic root of 1040115217 is about 1013.1968169216.

Adding to 1040115217 its reverse (7125110401), we get a palindrome (8165225618).

The spelling of 1040115217 in words is "one billion, forty million, one hundred fifteen thousand, two hundred seventeen".