79401171 has 8 divisors (see below), whose sum is σ = 111440320. Its totient is φ = 50148072.

The previous prime is 79401167. The next prime is 79401173. The reversal of 79401171 is 17110497.

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

It is not a de Polignac number, because 79401171 - 2² = 79401167 is a prime.

It is not an unprimeable number, because it can be changed into a prime (79401173) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 696445 + ... + 696558.

It is an arithmetic number, because the mean of its divisors is an integer number (13930040).

Almost surely, 2^79401171 is an apocalyptic number.

79401171 is a deficient number, since it is larger than the sum of its proper divisors (32039149).

79401171 is a wasteful number, since it uses less digits than its factorization.

79401171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1393025.

The product of its (nonzero) digits is 1764, while the sum is 30.

The square root of 79401171 is about 8910.7334714938. The cubic root of 79401171 is about 429.8091292774.

The spelling of 79401171 in words is "seventy-nine million, four hundred one thousand, one hundred seventy-one".