2531354543 has 2 divisors, whose sum is σ = 2531354544. Its totient is φ = 2531354542.

The previous prime is 2531354531. The next prime is 2531354599. The reversal of 2531354543 is 3454531352.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2531354543 - 2⁶ = 2531354479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2531354513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1265677271 + 1265677272.

It is an arithmetic number, because the mean of its divisors is an integer number (1265677272).

Almost surely, 2^2531354543 is an apocalyptic number.

2531354543 is a deficient number, since it is larger than the sum of its proper divisors (1).

2531354543 is an equidigital number, since it uses as much as digits as its factorization.

2531354543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108000, while the sum is 35.

The square root of 2531354543 is about 50312.5684397050. The cubic root of 2531354543 is about 1362.8592065622.

Adding to 2531354543 its reverse (3454531352), we get a palindrome (5985885895).

The spelling of 2531354543 in words is "two billion, five hundred thirty-one million, three hundred fifty-four thousand, five hundred forty-three".