18350743003 has 2 divisors, whose sum is σ = 18350743004. Its totient is φ = 18350743002.

The previous prime is 18350742913. The next prime is 18350743009. The reversal of 18350743003 is 30034705381.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 18350743003 - 2⁹ = 18350742491 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 18350743003.

It is not a weakly prime, because it can be changed into another prime (18350743009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9175371501 + 9175371502.

It is an arithmetic number, because the mean of its divisors is an integer number (9175371502).

Almost surely, 2^18350743003 is an apocalyptic number.

18350743003 is a deficient number, since it is larger than the sum of its proper divisors (1).

18350743003 is an equidigital number, since it uses as much as digits as its factorization.

18350743003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 34.

The spelling of 18350743003 in words is "eighteen billion, three hundred fifty million, seven hundred forty-three thousand, three".