2403045 has 12 divisors (see below), whose sum is σ = 4165356. Its totient is φ = 1281600.

The previous prime is 2403029. The next prime is 2403047. The reversal of 2403045 is 5403042.

It is a happy number.

2403045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 636804 + 1766241 = 798^2 + 1329^2 .

It is not a de Polignac number, because 2403045 - 2⁴ = 2403029 is a prime.

2403045 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2403047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26656 + ... + 26745.

It is an arithmetic number, because the mean of its divisors is an integer number (347113).

2^2403045 is an apocalyptic number.

It is an amenable number.

2403045 is a deficient number, since it is larger than the sum of its proper divisors (1762311).

2403045 is a wasteful number, since it uses less digits than its factorization.

2403045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53412 (or 53409 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 2403045 is about 1550.1757964825. The cubic root of 2403045 is about 133.9431889569.

Adding to 2403045 its reverse (5403042), we get a palindrome (7806087).

The spelling of 2403045 in words is "two million, four hundred three thousand, forty-five".