18562000139 has 2 divisors, whose sum is σ = 18562000140. Its totient is φ = 18562000138.

The previous prime is 18562000117. The next prime is 18562000153. The reversal of 18562000139 is 93100026581.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-18562000139 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 18562000099 and 18562000108.

It is not a weakly prime, because it can be changed into another prime (18562030139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9281000069 + 9281000070.

It is an arithmetic number, because the mean of its divisors is an integer number (9281000070).

Almost surely, 2^18562000139 is an apocalyptic number.

18562000139 is a deficient number, since it is larger than the sum of its proper divisors (1).

18562000139 is an equidigital number, since it uses as much as digits as its factorization.

18562000139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 35.

The spelling of 18562000139 in words is "eighteen billion, five hundred sixty-two million, one hundred thirty-nine", and thus it is an aban number.