671711151 has 8 divisors (see below), whose sum is σ = 896220720. Its totient is φ = 447504512.

The previous prime is 671711147. The next prime is 671711177. The reversal of 671711151 is 151117176.

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

It is a cyclic number.

It is not a de Polignac number, because 671711151 - 2² = 671711147 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (671711141) 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 7 ways as a sum of consecutive naturals, for example, 70506 + ... + 79463.

It is an arithmetic number, because the mean of its divisors is an integer number (112027590).

Almost surely, 2^671711151 is an apocalyptic number.

671711151 is a deficient number, since it is larger than the sum of its proper divisors (224509569).

671711151 is a wasteful number, since it uses less digits than its factorization.

671711151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151465.

The product of its digits is 1470, while the sum is 30.

The square root of 671711151 is about 25917.3908987768. The cubic root of 671711151 is about 875.7783120037.

The spelling of 671711151 in words is "six hundred seventy-one million, seven hundred eleven thousand, one hundred fifty-one".