79182071 has 4 divisors (see below), whose sum is σ = 80524200. Its totient is φ = 77839944.

The previous prime is 79182067. The next prime is 79182121. The reversal of 79182071 is 17028197.

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 79182071 - 2² = 79182067 is a prime.

It is a super-3 number, since 3×79182071³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79182011) 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, 670976 + ... + 671093.

It is an arithmetic number, because the mean of its divisors is an integer number (20131050).

Almost surely, 2^79182071 is an apocalyptic number.

79182071 is a deficient number, since it is larger than the sum of its proper divisors (1342129).

79182071 is a wasteful number, since it uses less digits than its factorization.

79182071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1342128.

The product of its (nonzero) digits is 7056, while the sum is 35.

The square root of 79182071 is about 8898.4308167227. The cubic root of 79182071 is about 429.4134259106.

The spelling of 79182071 in words is "seventy-nine million, one hundred eighty-two thousand, seventy-one".