1170866917 has 8 divisors (see below), whose sum is σ = 1286500320. Its totient is φ = 1056765360.

The previous prime is 1170866833. The next prime is 1170866923. The reversal of 1170866917 is 7196680711.

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 1170866917 - 2¹¹ = 1170864869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1170866927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 381358 + ... + 384415.

It is an arithmetic number, because the mean of its divisors is an integer number (160812540).

Almost surely, 2^1170866917 is an apocalyptic number.

It is an amenable number.

1170866917 is a deficient number, since it is larger than the sum of its proper divisors (115633403).

1170866917 is a wasteful number, since it uses less digits than its factorization.

1170866917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 765923.

The product of its (nonzero) digits is 127008, while the sum is 46.

The square root of 1170866917 is about 34217.9326815633. The cubic root of 1170866917 is about 1053.9884337421.

The spelling of 1170866917 in words is "one billion, one hundred seventy million, eight hundred sixty-six thousand, nine hundred seventeen".