2045384803 has 16 divisors (see below), whose sum is σ = 2602137600. Its totient is φ = 1593803400.

The previous prime is 2045384791. The next prime is 2045384821. The reversal of 2045384803 is 3084835402.

It is not a de Polignac number, because 2045384803 - 2¹³ = 2045376611 is a prime.

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2045384843) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 267283 + ... + 274828.

It is an arithmetic number, because the mean of its divisors is an integer number (162633600).

Almost surely, 2^2045384803 is an apocalyptic number.

2045384803 is a deficient number, since it is larger than the sum of its proper divisors (556752797).

2045384803 is an equidigital number, since it uses as much as digits as its factorization.

2045384803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542143 (or 542129 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 37.

The square root of 2045384803 is about 45225.9306482465. The cubic root of 2045384803 is about 1269.3800688200.

The spelling of 2045384803 in words is "two billion, forty-five million, three hundred eighty-four thousand, eight hundred three".