671003459 has 8 divisors (see below), whose sum is σ = 778307328. Its totient is φ = 566561160.

The previous prime is 671003429. The next prime is 671003461. The reversal of 671003459 is 954300176.

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 671003459 - 2¹² = 670999363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (671003429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 714887 + ... + 715824.

It is an arithmetic number, because the mean of its divisors is an integer number (97288416).

Almost surely, 2^671003459 is an apocalyptic number.

671003459 is a deficient number, since it is larger than the sum of its proper divisors (107303869).

671003459 is a wasteful number, since it uses less digits than its factorization.

671003459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1430785.

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 671003459 is about 25903.7344604982. The cubic root of 671003459 is about 875.4706405232.

The spelling of 671003459 in words is "six hundred seventy-one million, three thousand, four hundred fifty-nine".