115571005 has 32 divisors (see below), whose sum is σ = 158070528. Its totient is φ = 80371200.

The previous prime is 115570999. The next prime is 115571009. The reversal of 115571005 is 500175511.

It is not a de Polignac number, because 115571005 - 2⁷ = 115570877 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115571009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 119032 + ... + 119998.

It is an arithmetic number, because the mean of its divisors is an integer number (4939704).

Almost surely, 2^115571005 is an apocalyptic number.

It is an amenable number.

115571005 is a deficient number, since it is larger than the sum of its proper divisors (42499523).

115571005 is a wasteful number, since it uses less digits than its factorization.

115571005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1077.

The product of its (nonzero) digits is 875, while the sum is 25.

The square root of 115571005 is about 10750.3955741173. The cubic root of 115571005 is about 487.0979441996.

The spelling of 115571005 in words is "one hundred fifteen million, five hundred seventy-one thousand, five".