118057108571 has 4 divisors (see below), whose sum is σ = 118338868200. Its totient is φ = 117775348944.

The previous prime is 118057108487. The next prime is 118057108573. The reversal of 118057108571 is 175801750811.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-118057108571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118057108573) 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, 140879186 + ... + 140880023.

It is an arithmetic number, because the mean of its divisors is an integer number (29584717050).

Almost surely, 2^118057108571 is an apocalyptic number.

118057108571 is a deficient number, since it is larger than the sum of its proper divisors (281759629).

118057108571 is an equidigital number, since it uses as much as digits as its factorization.

118057108571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281759628.

The product of its (nonzero) digits is 78400, while the sum is 44.

The spelling of 118057108571 in words is "one hundred eighteen billion, fifty-seven million, one hundred eight thousand, five hundred seventy-one".