1117670217 has 16 divisors (see below), whose sum is σ = 1519534080. Its totient is φ = 730527632.

The previous prime is 1117670207. The next prime is 1117670221. The reversal of 1117670217 is 7120767111.

It is a cyclic number.

It is not a de Polignac number, because 1117670217 - 2⁶ = 1117670153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1117670207) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59548 + ... + 76034.

It is an arithmetic number, because the mean of its divisors is an integer number (94970880).

Almost surely, 2^1117670217 is an apocalyptic number.

It is an amenable number.

1117670217 is a deficient number, since it is larger than the sum of its proper divisors (401863863).

1117670217 is a wasteful number, since it uses less digits than its factorization.

1117670217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16932.

The product of its (nonzero) digits is 4116, while the sum is 33.

The square root of 1117670217 is about 33431.5751498490. The cubic root of 1117670217 is about 1037.7782380862.

The spelling of 1117670217 in words is "one billion, one hundred seventeen million, six hundred seventy thousand, two hundred seventeen".