27130127239 has 4 divisors (see below), whose sum is σ = 27192783856. Its totient is φ = 27067470624.

The previous prime is 27130127209. The next prime is 27130127251. The reversal of 27130127239 is 93272103172.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 27130127239 - 2⁵ = 27130127207 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 27130127198 and 27130127207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27130127209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31327659 + ... + 31328524.

It is an arithmetic number, because the mean of its divisors is an integer number (6798195964).

Almost surely, 2^27130127239 is an apocalyptic number.

27130127239 is a deficient number, since it is larger than the sum of its proper divisors (62656617).

27130127239 is an equidigital number, since it uses as much as digits as its factorization.

27130127239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62656616.

The product of its (nonzero) digits is 31752, while the sum is 37.

The spelling of 27130127239 in words is "twenty-seven billion, one hundred thirty million, one hundred twenty-seven thousand, two hundred thirty-nine".