2543242151 has 2 divisors, whose sum is σ = 2543242152. Its totient is φ = 2543242150.

The previous prime is 2543242123. The next prime is 2543242171. The reversal of 2543242151 is 1512423452.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2543242151 - 2¹⁴ = 2543225767 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2543242171) 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, 1271621075 + 1271621076.

It is an arithmetic number, because the mean of its divisors is an integer number (1271621076).

Almost surely, 2^2543242151 is an apocalyptic number.

2543242151 is a deficient number, since it is larger than the sum of its proper divisors (1).

2543242151 is an equidigital number, since it uses as much as digits as its factorization.

2543242151 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9600, while the sum is 29.

The square root of 2543242151 is about 50430.5676252013. The cubic root of 2543242151 is about 1364.9892704904.

The spelling of 2543242151 in words is "two billion, five hundred forty-three million, two hundred forty-two thousand, one hundred fifty-one".