18107231027 has 2 divisors, whose sum is σ = 18107231028. Its totient is φ = 18107231026.

The previous prime is 18107231017. The next prime is 18107231101. The reversal of 18107231027 is 72013270181.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 18107231027 - 2¹⁸ = 18106968883 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 18107230984 and 18107231002.

It is not a weakly prime, because it can be changed into another prime (18107231017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9053615513 + 9053615514.

It is an arithmetic number, because the mean of its divisors is an integer number (9053615514).

Almost surely, 2^18107231027 is an apocalyptic number.

18107231027 is a deficient number, since it is larger than the sum of its proper divisors (1).

18107231027 is an equidigital number, since it uses as much as digits as its factorization.

18107231027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4704, while the sum is 32.

The spelling of 18107231027 in words is "eighteen billion, one hundred seven million, two hundred thirty-one thousand, twenty-seven".