2543154613 has 2 divisors, whose sum is σ = 2543154614. Its totient is φ = 2543154612.

The previous prime is 2543154589. The next prime is 2543154629. The reversal of 2543154613 is 3164513452.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2542478929 + 675684 = 50423^2 + 822^2 .

It is a cyclic number.

It is not a de Polignac number, because 2543154613 - 2¹⁷ = 2543023541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2543154673) 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, 1271577306 + 1271577307.

It is an arithmetic number, because the mean of its divisors is an integer number (1271577307).

Almost surely, 2^2543154613 is an apocalyptic number.

It is an amenable number.

2543154613 is a deficient number, since it is larger than the sum of its proper divisors (1).

2543154613 is an equidigital number, since it uses as much as digits as its factorization.

2543154613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43200, while the sum is 34.

The square root of 2543154613 is about 50429.6997115787. The cubic root of 2543154613 is about 1364.9736094045.

The spelling of 2543154613 in words is "two billion, five hundred forty-three million, one hundred fifty-four thousand, six hundred thirteen".