2543032513 has 32 divisors (see below), whose sum is σ = 3133126656. Its totient is φ = 2016862848.

The previous prime is 2543032507. The next prime is 2543032537. The reversal of 2543032513 is 3152303452.

It is not a de Polignac number, because 2543032513 - 2¹⁷ = 2542901441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2543032543) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 739045 + ... + 742477.

It is an arithmetic number, because the mean of its divisors is an integer number (97910208).

Almost surely, 2^2543032513 is an apocalyptic number.

2543032513 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2543032513 is a deficient number, since it is larger than the sum of its proper divisors (590094143).

2543032513 is a wasteful number, since it uses less digits than its factorization.

2543032513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3613.

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 2543032513 is about 50428.4891009041. The cubic root of 2543032513 is about 1364.9517643642.

Adding to 2543032513 its reverse (3152303452), we get a palindrome (5695335965).

The spelling of 2543032513 in words is "two billion, five hundred forty-three million, thirty-two thousand, five hundred thirteen".