1066870303 has 4 divisors (see below), whose sum is σ = 1066945968. Its totient is φ = 1066794640.

The previous prime is 1066870289. The next prime is 1066870331. The reversal of 1066870303 is 3030786601.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1066870303 - 2²⁹ = 529999391 is a prime.

It is a super-2 number, since 2×1066870303² = 2276424486846623618, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1066870333) by changing a digit.

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, 9718 + ... + 47203.

It is an arithmetic number, because the mean of its divisors is an integer number (266736492).

Almost surely, 2^1066870303 is an apocalyptic number.

1066870303 is a deficient number, since it is larger than the sum of its proper divisors (75665).

1066870303 is an equidigital number, since it uses as much as digits as its factorization.

1066870303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75664.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 1066870303 is about 32662.9806202680. The cubic root of 1066870303 is about 1021.8109259055.

The spelling of 1066870303 in words is "one billion, sixty-six million, eight hundred seventy thousand, three hundred three".