1066356166 has 8 divisors (see below), whose sum is σ = 1651132224. Its totient is φ = 515978760.

The previous prime is 1066356149. The next prime is 1066356173. The reversal of 1066356166 is 6616536601.

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

It is a super-2 number, since 2×1066356166² = 2274230945532439112, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8599585 + ... + 8599708.

It is an arithmetic number, because the mean of its divisors is an integer number (206391528).

Almost surely, 2^1066356166 is an apocalyptic number.

1066356166 is a deficient number, since it is larger than the sum of its proper divisors (584776058).

1066356166 is a wasteful number, since it uses less digits than its factorization.

1066356166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17199326.

The product of its (nonzero) digits is 116640, while the sum is 40.

The square root of 1066356166 is about 32655.1093398874. The cubic root of 1066356166 is about 1021.6467587410.

The spelling of 1066356166 in words is "one billion, sixty-six million, three hundred fifty-six thousand, one hundred sixty-six".