671118002 has 8 divisors (see below), whose sum is σ = 1010854812. Its totient is φ = 334166400.

The previous prime is 671118001. The next prime is 671118023. The reversal of 671118002 is 200811176.

It can be written as a sum of positive squares in 2 ways, for example, as 639634681 + 31483321 = 25291^2 + 5611^2 .

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

It is not an unprimeable number, because it can be changed into a prime (671118001) 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, 695699 + ... + 696662.

Almost surely, 2^671118002 is an apocalyptic number.

671118002 is a deficient number, since it is larger than the sum of its proper divisors (339736810).

671118002 is a wasteful number, since it uses less digits than its factorization.

671118002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1392604.

The product of its (nonzero) digits is 672, while the sum is 26.

The square root of 671118002 is about 25905.9453021888. The cubic root of 671118002 is about 875.5204531467.

Adding to 671118002 its reverse (200811176), we get a palindrome (871929178).

The spelling of 671118002 in words is "six hundred seventy-one million, one hundred eighteen thousand, two".