2304040545 has 20 divisors (see below), whose sum is σ = 4130206740. Its totient is φ = 1228821408.

The previous prime is 2304040511. The next prime is 2304040553. The reversal of 2304040545 is 5450404032.

It can be written as a sum of positive squares in 2 ways, for example, as 1240237089 + 1063803456 = 35217^2 + 32616^2 .

It is not a de Polignac number, because 2304040545 - 2⁸ = 2304040289 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2844090 + ... + 2844899.

It is an arithmetic number, because the mean of its divisors is an integer number (206510337).

Almost surely, 2^2304040545 is an apocalyptic number.

It is an amenable number.

2304040545 is a deficient number, since it is larger than the sum of its proper divisors (1826166195).

2304040545 is an equidigital number, since it uses as much as digits as its factorization.

2304040545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5689006 (or 5688997 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 2304040545 is about 48000.4223418920. The cubic root of 2304040545 is about 1320.7786470032.

Adding to 2304040545 its reverse (5450404032), we get a palindrome (7754444577).

The spelling of 2304040545 in words is "two billion, three hundred four million, forty thousand, five hundred forty-five".