2543012436 has 36 divisors (see below), whose sum is σ = 6145385792. Its totient is φ = 818437536.

The previous prime is 2543012419. The next prime is 2543012453. The reversal of 2543012436 is 6342103452.

It is an interprime number because it is at equal distance from previous prime (2543012419) and next prime (2543012453).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 115900 + ... + 136083.

Almost surely, 2^2543012436 is an apocalyptic number.

It is an amenable number.

2543012436 is an abundant number, since it is smaller than the sum of its proper divisors (3602373356).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2543012436 is a wasteful number, since it uses less digits than its factorization.

2543012436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252048 (or 252017 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 2543012436 is about 50428.2900364468. The cubic root of 2543012436 is about 1364.9481722999.

Adding to 2543012436 its reverse (6342103452), we get a palindrome (8885115888).

The spelling of 2543012436 in words is "two billion, five hundred forty-three million, twelve thousand, four hundred thirty-six".