1066160655 has 24 divisors (see below), whose sum is σ = 2112014112. Its totient is φ = 487387584.

The previous prime is 1066160629. The next prime is 1066160671. The reversal of 1066160655 is 5560616601.

It is not a de Polignac number, because 1066160655 - 2¹⁴ = 1066144271 is a prime.

It is a super-2 number, since 2×1066160655² = 2273397084540058050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1692004 + ... + 1692633.

It is an arithmetic number, because the mean of its divisors is an integer number (88000588).

Almost surely, 2^1066160655 is an apocalyptic number.

1066160655 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1066160655 is a deficient number, since it is larger than the sum of its proper divisors (1045853457).

1066160655 is a wasteful number, since it uses less digits than its factorization.

1066160655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3384655 (or 3384652 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 1066160655 is about 32652.1156282407. The cubic root of 1066160655 is about 1021.5843170058.

The spelling of 1066160655 in words is "one billion, sixty-six million, one hundred sixty thousand, six hundred fifty-five".