2504421003 has 16 divisors (see below), whose sum is σ = 3817668096. Its totient is φ = 1430569920.

The previous prime is 2504420983. The next prime is 2504421047. The reversal of 2504421003 is 3001244052.

2504421003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2504421003 - 2²⁰ = 2503372427 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (2504421503) 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, 40423 + ... + 81503.

It is an arithmetic number, because the mean of its divisors is an integer number (238604256).

Almost surely, 2^2504421003 is an apocalyptic number.

2504421003 is a deficient number, since it is larger than the sum of its proper divisors (1313247093).

2504421003 is a wasteful number, since it uses less digits than its factorization.

2504421003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43994.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 2504421003 is about 50044.1905019953. The cubic root of 2504421003 is about 1358.0083670640.

Adding to 2504421003 its reverse (3001244052), we get a palindrome (5505665055).

The spelling of 2504421003 in words is "two billion, five hundred four million, four hundred twenty-one thousand, three".