23187544103 has 2 divisors, whose sum is σ = 23187544104. Its totient is φ = 23187544102.

The previous prime is 23187544087. The next prime is 23187544117. The reversal of 23187544103 is 30144578132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23187544103 - 2⁴ = 23187544087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23187534103) 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, 11593772051 + 11593772052.

It is an arithmetic number, because the mean of its divisors is an integer number (11593772052).

Almost surely, 2^23187544103 is an apocalyptic number.

23187544103 is a deficient number, since it is larger than the sum of its proper divisors (1).

23187544103 is an equidigital number, since it uses as much as digits as its factorization.

23187544103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80640, while the sum is 38.

The spelling of 23187544103 in words is "twenty-three billion, one hundred eighty-seven million, five hundred forty-four thousand, one hundred three".