1045373003 has 4 divisors (see below), whose sum is σ = 1047118800. Its totient is φ = 1043627208.

The previous prime is 1045372967. The next prime is 1045373029. The reversal of 1045373003 is 3003735401.

1045373003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3003735401 = 22567 ⋅133103.

It is a cyclic number.

It is not a de Polignac number, because 1045373003 - 2²⁰ = 1044324427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1045373053) 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, 872000 + ... + 873197.

It is an arithmetic number, because the mean of its divisors is an integer number (261779700).

Almost surely, 2^1045373003 is an apocalyptic number.

1045373003 is a deficient number, since it is larger than the sum of its proper divisors (1745797).

1045373003 is an equidigital number, since it uses as much as digits as its factorization.

1045373003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1745796.

The product of its (nonzero) digits is 3780, while the sum is 26.

The square root of 1045373003 is about 32332.2285498541. The cubic root of 1045373003 is about 1014.9011860739.

The spelling of 1045373003 in words is "one billion, forty-five million, three hundred seventy-three thousand, three".