1200666006 has 12 divisors (see below), whose sum is σ = 2601443052. Its totient is φ = 400221996.

The previous prime is 1200665957. The next prime is 1200666011. The reversal of 1200666006 is 6006660021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 33351816 + ... + 33351851.

It is an arithmetic number, because the mean of its divisors is an integer number (216786921).

Almost surely, 2^1200666006 is an apocalyptic number.

1200666006 is an abundant number, since it is smaller than the sum of its proper divisors (1400777046).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1200666006 is a wasteful number, since it uses less digits than its factorization.

1200666006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66703675 (or 66703672 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 1200666006 is about 34650.6277865207. The cubic root of 1200666006 is about 1062.8551264301.

The spelling of 1200666006 in words is "one billion, two hundred million, six hundred sixty-six thousand, six".