18043137059 has 2 divisors, whose sum is σ = 18043137060. Its totient is φ = 18043137058.

The previous prime is 18043136989. The next prime is 18043137103. The reversal of 18043137059 is 95073134081.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 18043137059 - 2⁸ = 18043136803 is a prime.

It is not a weakly prime, because it can be changed into another prime (18043137559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9021568529 + 9021568530.

It is an arithmetic number, because the mean of its divisors is an integer number (9021568530).

Almost surely, 2^18043137059 is an apocalyptic number.

18043137059 is a deficient number, since it is larger than the sum of its proper divisors (1).

18043137059 is an equidigital number, since it uses as much as digits as its factorization.

18043137059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 41.

The spelling of 18043137059 in words is "eighteen billion, forty-three million, one hundred thirty-seven thousand, fifty-nine".