1018135583903 has 2 divisors, whose sum is σ = 1018135583904. Its totient is φ = 1018135583902.

The previous prime is 1018135583887. The next prime is 1018135583923. The reversal of 1018135583903 is 3093855318101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1018135583903 - 2⁴ = 1018135583887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1018135583923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 509067791951 + 509067791952.

It is an arithmetic number, because the mean of its divisors is an integer number (509067791952).

Almost surely, 2^{1018135583903} is an apocalyptic number.

1018135583903 is a deficient number, since it is larger than the sum of its proper divisors (1).

1018135583903 is an equidigital number, since it uses as much as digits as its factorization.

1018135583903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 388800, while the sum is 47.

The spelling of 1018135583903 in words is "one trillion, eighteen billion, one hundred thirty-five million, five hundred eighty-three thousand, nine hundred three".