18053609113 has 2 divisors, whose sum is σ = 18053609114. Its totient is φ = 18053609112.

The previous prime is 18053609087. The next prime is 18053609173. The reversal of 18053609113 is 31190635081.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9275230864 + 8778378249 = 96308^2 + 93693^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-18053609113 is a prime.

It is not a weakly prime, because it can be changed into another prime (18053609173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9026804556 + 9026804557.

It is an arithmetic number, because the mean of its divisors is an integer number (9026804557).

Almost surely, 2^18053609113 is an apocalyptic number.

It is an amenable number.

18053609113 is a deficient number, since it is larger than the sum of its proper divisors (1).

18053609113 is an equidigital number, since it uses as much as digits as its factorization.

18053609113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 37.

The spelling of 18053609113 in words is "eighteen billion, fifty-three million, six hundred nine thousand, one hundred thirteen".