1066833081 has 24 divisors (see below), whose sum is σ = 1614465216. Its totient is φ = 677556000.

The previous prime is 1066833059. The next prime is 1066833107. The reversal of 1066833081 is 1803386601.

It is not a de Polignac number, because 1066833081 - 2⁵ = 1066833049 is a prime.

It is a super-2 number, since 2×1066833081² = 2276265645431905122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1066833281) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41691 + ... + 62223.

It is an arithmetic number, because the mean of its divisors is an integer number (67269384).

Almost surely, 2^1066833081 is an apocalyptic number.

It is an amenable number.

1066833081 is a deficient number, since it is larger than the sum of its proper divisors (547632135).

1066833081 is a wasteful number, since it uses less digits than its factorization.

1066833081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20813 (or 20810 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 1066833081 is about 32662.4108265143. The cubic root of 1066833081 is about 1021.7990424589.

The spelling of 1066833081 in words is "one billion, sixty-six million, eight hundred thirty-three thousand, eighty-one".