71059089 has 8 divisors (see below), whose sum is σ = 94996960. Its totient is φ = 47246976.

The previous prime is 71059081. The next prime is 71059123. The reversal of 71059089 is 98095017.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 71059089 - 2³ = 71059081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (71059081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30112 + ... + 32385.

It is an arithmetic number, because the mean of its divisors is an integer number (11874620).

Almost surely, 2^71059089 is an apocalyptic number.

It is an amenable number.

71059089 is a deficient number, since it is larger than the sum of its proper divisors (23937871).

71059089 is a wasteful number, since it uses less digits than its factorization.

71059089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62879.

The product of its (nonzero) digits is 22680, while the sum is 39.

The square root of 71059089 is about 8429.6553310322. The cubic root of 71059089 is about 414.1966148178.

The spelling of 71059089 in words is "seventy-one million, fifty-nine thousand, eighty-nine".