2043515531253 has 12 divisors (see below), whose sum is σ = 3169534293600. Its totient is φ = 1167723160632.

The previous prime is 2043515531249. The next prime is 2043515531263. The reversal of 2043515531253 is 3521355153402.

It is not a de Polignac number, because 2043515531253 - 2² = 2043515531249 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2043515531243) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6950732953 + ... + 6950733246.

It is an arithmetic number, because the mean of its divisors is an integer number (264127857800).

Almost surely, 2^{2043515531253} is an apocalyptic number.

It is an amenable number.

2043515531253 is a deficient number, since it is larger than the sum of its proper divisors (1126018762347).

2043515531253 is a wasteful number, since it uses less digits than its factorization.

2043515531253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13901466216 (or 13901466209 counting only the distinct ones).

The product of its (nonzero) digits is 270000, while the sum is 39.

The spelling of 2043515531253 in words is "two trillion, forty-three billion, five hundred fifteen million, five hundred thirty-one thousand, two hundred fifty-three".