1066904827 has 2 divisors, whose sum is σ = 1066904828. Its totient is φ = 1066904826.

The previous prime is 1066904821. The next prime is 1066904849. The reversal of 1066904827 is 7284096601.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1066904827 - 2²³ = 1058516219 is a prime.

It is a super-2 number, since 2×1066904827² = 2276571819751799858, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1066904821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 533452413 + 533452414.

It is an arithmetic number, because the mean of its divisors is an integer number (533452414).

Almost surely, 2^1066904827 is an apocalyptic number.

1066904827 is a deficient number, since it is larger than the sum of its proper divisors (1).

1066904827 is an equidigital number, since it uses as much as digits as its factorization.

1066904827 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 43.

The square root of 1066904827 is about 32663.5091041976. The cubic root of 1066904827 is about 1021.8219477450.

The spelling of 1066904827 in words is "one billion, sixty-six million, nine hundred four thousand, eight hundred twenty-seven".