243054412079 has 2 divisors, whose sum is σ = 243054412080. Its totient is φ = 243054412078.

The previous prime is 243054411923. The next prime is 243054412147. The reversal of 243054412079 is 970214450342.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 243054412079 - 2⁸ = 243054411823 is a prime.

It is a super-2 number, since 2×243054412079² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (243054412379) 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, 121527206039 + 121527206040.

It is an arithmetic number, because the mean of its divisors is an integer number (121527206040).

Almost surely, 2^243054412079 is an apocalyptic number.

243054412079 is a deficient number, since it is larger than the sum of its proper divisors (1).

243054412079 is an equidigital number, since it uses as much as digits as its factorization.

243054412079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 241920, while the sum is 41.

The spelling of 243054412079 in words is "two hundred forty-three billion, fifty-four million, four hundred twelve thousand, seventy-nine".