2203115045 has 8 divisors (see below), whose sum is σ = 2646264600. Its totient is φ = 1760807680.

The previous prime is 2203115041. The next prime is 2203115059. The reversal of 2203115045 is 5405113022.

It can be written as a sum of positive squares in 4 ways, for example, as 663886756 + 1539228289 = 25766^2 + 39233^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2203115045 - 2² = 2203115041 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2203115045.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2203115041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 204776 + ... + 215265.

It is an arithmetic number, because the mean of its divisors is an integer number (330783075).

Almost surely, 2^2203115045 is an apocalyptic number.

It is an amenable number.

2203115045 is a deficient number, since it is larger than the sum of its proper divisors (443149555).

2203115045 is a wasteful number, since it uses less digits than its factorization.

2203115045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421095.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 2203115045 is about 46937.3523433097. The cubic root of 2203115045 is about 1301.2050059757.

Adding to 2203115045 its reverse (5405113022), we get a palindrome (7608228067).

The spelling of 2203115045 in words is "two billion, two hundred three million, one hundred fifteen thousand, forty-five".