123545510003 has 2 divisors, whose sum is σ = 123545510004. Its totient is φ = 123545510002.

The previous prime is 123545509987. The next prime is 123545510047. The reversal of 123545510003 is 300015545321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123545510003 - 2⁴ = 123545509987 is a prime.

It is not a weakly prime, because it can be changed into another prime (123545510903) 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, 61772755001 + 61772755002.

It is an arithmetic number, because the mean of its divisors is an integer number (61772755002).

Almost surely, 2^123545510003 is an apocalyptic number.

123545510003 is a deficient number, since it is larger than the sum of its proper divisors (1).

123545510003 is an equidigital number, since it uses as much as digits as its factorization.

123545510003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9000, while the sum is 29.

The spelling of 123545510003 in words is "one hundred twenty-three billion, five hundred forty-five million, five hundred ten thousand, three".