2542181423 has 2 divisors, whose sum is σ = 2542181424. Its totient is φ = 2542181422.

The previous prime is 2542181363. The next prime is 2542181461. The reversal of 2542181423 is 3241812452.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2542181423 - 2²⁸ = 2273745967 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2542181423.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2542181023) 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, 1271090711 + 1271090712.

It is an arithmetic number, because the mean of its divisors is an integer number (1271090712).

Almost surely, 2^2542181423 is an apocalyptic number.

2542181423 is a deficient number, since it is larger than the sum of its proper divisors (1).

2542181423 is an equidigital number, since it uses as much as digits as its factorization.

2542181423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15360, while the sum is 32.

The square root of 2542181423 is about 50420.0498115581. The cubic root of 2542181423 is about 1364.7994755237.

Adding to 2542181423 its reverse (3241812452), we get a palindrome (5783993875).

The spelling of 2542181423 in words is "two billion, five hundred forty-two million, one hundred eighty-one thousand, four hundred twenty-three".