671167303 has 4 divisors (see below), whose sum is σ = 682543080. Its totient is φ = 659791528.

The previous prime is 671167291. The next prime is 671167319. The reversal of 671167303 is 303761176.

It is a happy number.

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 671167303 - 2¹⁷ = 671036231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (671167363) 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 3 ways as a sum of consecutive naturals, for example, 5687800 + ... + 5687917.

It is an arithmetic number, because the mean of its divisors is an integer number (170635770).

Almost surely, 2^671167303 is an apocalyptic number.

671167303 is a deficient number, since it is larger than the sum of its proper divisors (11375777).

671167303 is a wasteful number, since it uses less digits than its factorization.

671167303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11375776.

The product of its (nonzero) digits is 15876, while the sum is 34.

The square root of 671167303 is about 25906.8968230469. The cubic root of 671167303 is about 875.5418914913.

The spelling of 671167303 in words is "six hundred seventy-one million, one hundred sixty-seven thousand, three hundred three".