1063371666 has 16 divisors (see below), whose sum is σ = 2430563904. Its totient is φ = 303820464.

The previous prime is 1063371653. The next prime is 1063371707. The reversal of 1063371666 is 6661733601.

It is a super-2 number, since 2×1063371666² = 2261518600103231112, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12659145 + ... + 12659228.

It is an arithmetic number, because the mean of its divisors is an integer number (151910244).

Almost surely, 2^1063371666 is an apocalyptic number.

1063371666 is an abundant number, since it is smaller than the sum of its proper divisors (1367192238).

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

1063371666 is a wasteful number, since it uses less digits than its factorization.

1063371666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25318385.

The product of its (nonzero) digits is 81648, while the sum is 39.

The square root of 1063371666 is about 32609.3800309052. The cubic root of 1063371666 is about 1020.6927454777.

The spelling of 1063371666 in words is "one billion, sixty-three million, three hundred seventy-one thousand, six hundred sixty-six".