2043812253 has 16 divisors (see below), whose sum is σ = 3198554240. Its totient is φ = 1136327616.

The previous prime is 2043812209. The next prime is 2043812257. The reversal of 2043812253 is 3522183402.

It is not a de Polignac number, because 2043812253 - 2⁸ = 2043811997 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2043812253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2043812257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1314418 + ... + 1315971.

It is an arithmetic number, because the mean of its divisors is an integer number (199909640).

Almost surely, 2^2043812253 is an apocalyptic number.

It is an amenable number.

2043812253 is a deficient number, since it is larger than the sum of its proper divisors (1154741987).

2043812253 is a wasteful number, since it uses less digits than its factorization.

2043812253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2630436.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 2043812253 is about 45208.5418145731. The cubic root of 2043812253 is about 1269.0546735835.

Adding to 2043812253 its reverse (3522183402), we get a palindrome (5565995655).

The spelling of 2043812253 in words is "two billion, forty-three million, eight hundred twelve thousand, two hundred fifty-three".