243103133983 has 2 divisors, whose sum is σ = 243103133984. Its totient is φ = 243103133982.

The previous prime is 243103133957. The next prime is 243103133989. The reversal of 243103133983 is 389331301342.

243103133983 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 243103133983 - 2⁵ = 243103133951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (243103133989) 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, 121551566991 + 121551566992.

It is an arithmetic number, because the mean of its divisors is an integer number (121551566992).

Almost surely, 2^243103133983 is an apocalyptic number.

243103133983 is a deficient number, since it is larger than the sum of its proper divisors (1).

243103133983 is an equidigital number, since it uses as much as digits as its factorization.

243103133983 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 139968, while the sum is 40.

The spelling of 243103133983 in words is "two hundred forty-three billion, one hundred three million, one hundred thirty-three thousand, nine hundred eighty-three".