2203133445 has 64 divisors (see below), whose sum is σ = 4161680640. Its totient is φ = 1101993984.

The previous prime is 2203133441. The next prime is 2203133447. The reversal of 2203133445 is 5443313022.

2203133445 is a `hidden beast` number, since 2 + 2 + 0 + 313 + 344 + 5 = 666.

It is not a de Polignac number, because 2203133445 - 2² = 2203133441 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2203133441) 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 63 ways as a sum of consecutive naturals, for example, 716802 + ... + 719868.

It is an arithmetic number, because the mean of its divisors is an integer number (65026260).

Almost surely, 2^2203133445 is an apocalyptic number.

It is an amenable number.

2203133445 is a deficient number, since it is larger than the sum of its proper divisors (1958547195).

2203133445 is a wasteful number, since it uses less digits than its factorization.

2203133445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3411 (or 3405 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 2203133445 is about 46937.5483488433. The cubic root of 2203133445 is about 1301.2086284382.

Adding to 2203133445 its reverse (5443313022), we get a palindrome (7646446467).

The spelling of 2203133445 in words is "two billion, two hundred three million, one hundred thirty-three thousand, four hundred forty-five".