1066873003 has 8 divisors (see below), whose sum is σ = 1225474272. Its totient is φ = 909819456.

The previous prime is 1066873001. The next prime is 1066873007. The reversal of 1066873003 is 3003786601.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1066873003 - 2¹ = 1066873001 is a prime.

It is a super-2 number, since 2×1066873003² = 2276436009060476018, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1066873003.

It is not an unprimeable number, because it can be changed into a prime (1066873001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 385450 + ... + 388207.

It is an arithmetic number, because the mean of its divisors is an integer number (153184284).

Almost surely, 2^1066873003 is an apocalyptic number.

1066873003 is a deficient number, since it is larger than the sum of its proper divisors (158601269).

1066873003 is an equidigital number, since it uses as much as digits as its factorization.

1066873003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 773861.

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

The square root of 1066873003 is about 32663.0219514362. The cubic root of 1066873003 is about 1021.8117878931.

The spelling of 1066873003 in words is "one billion, sixty-six million, eight hundred seventy-three thousand, three".