1166070647 has 8 divisors (see below), whose sum is σ = 1411043616. Its totient is φ = 940695552.

The previous prime is 1166070623. The next prime is 1166070667. The reversal of 1166070647 is 7460706611.

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 1166070647 - 2¹⁰ = 1166069623 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1166070647.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1166070667) 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, 4899338 + ... + 4899575.

It is an arithmetic number, because the mean of its divisors is an integer number (176380452).

Almost surely, 2^1166070647 is an apocalyptic number.

1166070647 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

1166070647 is a deficient number, since it is larger than the sum of its proper divisors (244972969).

1166070647 is an equidigital number, since it uses as much as digits as its factorization.

1166070647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9798937.

The product of its (nonzero) digits is 42336, while the sum is 38.

The square root of 1166070647 is about 34147.7766040485. The cubic root of 1166070647 is about 1052.5472988563.

The spelling of 1166070647 in words is "one billion, one hundred sixty-six million, seventy thousand, six hundred forty-seven".