27108354043 has 4 divisors (see below), whose sum is σ = 27170104720. Its totient is φ = 27046603368.

The previous prime is 27108354019. The next prime is 27108354073. The reversal of 27108354043 is 34045380172.

It is a happy number.

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 27108354043 - 2¹⁷ = 27108222971 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 27108353993 and 27108354011.

It is not an unprimeable number, because it can be changed into a prime (27108354073) 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, 30874680 + ... + 30875557.

It is an arithmetic number, because the mean of its divisors is an integer number (6792526180).

Almost surely, 2^27108354043 is an apocalyptic number.

27108354043 is a deficient number, since it is larger than the sum of its proper divisors (61750677).

27108354043 is an equidigital number, since it uses as much as digits as its factorization.

27108354043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61750676.

The product of its (nonzero) digits is 80640, while the sum is 37.

The spelling of 27108354043 in words is "twenty-seven billion, one hundred eight million, three hundred fifty-four thousand, forty-three".