4545503403 has 16 divisors (see below), whose sum is σ = 6993732096. Its totient is φ = 2572211520.

The previous prime is 4545503381. The next prime is 4545503411. The reversal of 4545503403 is 3043055454.

It is not a de Polignac number, because 4545503403 - 2¹³ = 4545495211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4545503423) 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, 1048578 + ... + 1052903.

It is an arithmetic number, because the mean of its divisors is an integer number (437108256).

Almost surely, 2^4545503403 is an apocalyptic number.

4545503403 is a deficient number, since it is larger than the sum of its proper divisors (2448228693).

4545503403 is a wasteful number, since it uses less digits than its factorization.

4545503403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2101594.

The product of its (nonzero) digits is 72000, while the sum is 33.

The square root of 4545503403 is about 67420.3485826052. The cubic root of 4545503403 is about 1656.5097474040.

Adding to 4545503403 its reverse (3043055454), we get a palindrome (7588558857).

The spelling of 4545503403 in words is "four billion, five hundred forty-five million, five hundred three thousand, four hundred three".