1001170666 has 8 divisors (see below), whose sum is σ = 1502149824. Its totient is φ = 500454060.

The previous prime is 1001170627. The next prime is 1001170711. The reversal of 1001170666 is 6660711001.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55810 + ... + 71533.

It is an arithmetic number, because the mean of its divisors is an integer number (187768728).

Almost surely, 2^1001170666 is an apocalyptic number.

1001170666 is a deficient number, since it is larger than the sum of its proper divisors (500979158).

1001170666 is a wasteful number, since it uses less digits than its factorization.

1001170666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131276.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 1001170666 is about 31641.2810423346. The cubic root of 1001170666 is about 1000.3900698257.

Adding to 1001170666 its reverse (6660711001), we get a palindrome (7661881667).

The spelling of 1001170666 in words is "one billion, one million, one hundred seventy thousand, six hundred sixty-six".