1066484771 has 4 divisors (see below), whose sum is σ = 1163437944. Its totient is φ = 969531600.

The previous prime is 1066484719. The next prime is 1066484779. The reversal of 1066484771 is 1774846601.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1066484771 is a prime.

It is a super-2 number, since 2×1066484771² = 2274779533549844882, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1066484779) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48476570 + ... + 48476591.

It is an arithmetic number, because the mean of its divisors is an integer number (290859486).

Almost surely, 2^1066484771 is an apocalyptic number.

1066484771 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1066484771 is a deficient number, since it is larger than the sum of its proper divisors (96953173).

1066484771 is an equidigital number, since it uses as much as digits as its factorization.

1066484771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96953172.

The product of its (nonzero) digits is 225792, while the sum is 44.

The square root of 1066484771 is about 32657.0784210713. The cubic root of 1066484771 is about 1021.6878280710.

The spelling of 1066484771 in words is "one billion, sixty-six million, four hundred eighty-four thousand, seven hundred seventy-one".