18523037119 has 2 divisors, whose sum is σ = 18523037120. Its totient is φ = 18523037118.

The previous prime is 18523037111. The next prime is 18523037177. The reversal of 18523037119 is 91173032581.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 18523037119 - 2³ = 18523037111 is a prime.

It is a super-2 number, since 2×18523037119² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (18523037111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9261518559 + 9261518560.

It is an arithmetic number, because the mean of its divisors is an integer number (9261518560).

Almost surely, 2^18523037119 is an apocalyptic number.

18523037119 is a deficient number, since it is larger than the sum of its proper divisors (1).

18523037119 is an equidigital number, since it uses as much as digits as its factorization.

18523037119 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45360, while the sum is 40.

The spelling of 18523037119 in words is "eighteen billion, five hundred twenty-three million, thirty-seven thousand, one hundred nineteen".