2543140238303 has 16 divisors (see below), whose sum is σ = 2951493793536. Its totient is φ = 2146154719680.

The previous prime is 2543140238299. The next prime is 2543140238323. The reversal of 2543140238303 is 3038320413452.

It is a cyclic number.

It is not a de Polignac number, because 2543140238303 - 2² = 2543140238299 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2543140238323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4132193 + ... + 4707578.

It is an arithmetic number, because the mean of its divisors is an integer number (184468362096).

Almost surely, 2^{2543140238303} is an apocalyptic number.

2543140238303 is a deficient number, since it is larger than the sum of its proper divisors (408353555233).

2543140238303 is an equidigital number, since it uses as much as digits as its factorization.

2543140238303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8840414.

The product of its (nonzero) digits is 207360, while the sum is 38.

The spelling of 2543140238303 in words is "two trillion, five hundred forty-three billion, one hundred forty million, two hundred thirty-eight thousand, three hundred three".