2543141323451 has 2 divisors, whose sum is σ = 2543141323452. Its totient is φ = 2543141323450.

The previous prime is 2543141323439. The next prime is 2543141323469. The reversal of 2543141323451 is 1543231413452.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2543141323451 is a prime.

It is not a weakly prime, because it can be changed into another prime (2543141323421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1271570661725 + 1271570661726.

It is an arithmetic number, because the mean of its divisors is an integer number (1271570661726).

Almost surely, 2^{2543141323451} is an apocalyptic number.

2543141323451 is a deficient number, since it is larger than the sum of its proper divisors (1).

2543141323451 is an equidigital number, since it uses as much as digits as its factorization.

2543141323451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 172800, while the sum is 38.

Subtracting from 2543141323451 its reverse (1543231413452), we obtain a palindrome (999909909999).

The spelling of 2543141323451 in words is "two trillion, five hundred forty-three billion, one hundred forty-one million, three hundred twenty-three thousand, four hundred fifty-one".