671790303 has 6 divisors (see below), whose sum is σ = 970363784. Its totient is φ = 447860196.

The previous prime is 671790293. The next prime is 671790331. The reversal of 671790303 is 303097176.

671790303 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 671790303 - 2⁸ = 671790047 is a prime.

It is a super-2 number, since 2×671790303² = 902604422409663618, which contains 22 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 (671790103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 37321675 + ... + 37321692.

Almost surely, 2^671790303 is an apocalyptic number.

671790303 is a deficient number, since it is larger than the sum of its proper divisors (298573481).

671790303 is a wasteful number, since it uses less digits than its factorization.

671790303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74643373 (or 74643370 counting only the distinct ones).

The product of its (nonzero) digits is 23814, while the sum is 36.

The square root of 671790303 is about 25918.9178593552. The cubic root of 671790303 is about 875.8127101634.

It can be divided in two parts, 6717 and 90303, that added together give a triangular number (97020 = T₄₄₀).

The spelling of 671790303 in words is "six hundred seventy-one million, seven hundred ninety thousand, three hundred three".