671173701 has 16 divisors (see below), whose sum is σ = 977348160. Its totient is φ = 406315520.

The previous prime is 671173691. The next prime is 671173703. The reversal of 671173701 is 107371176.

It is a cyclic number.

It is not a de Polignac number, because 671173701 - 2¹⁴ = 671157317 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (671173703) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19711 + ... + 41603.

It is an arithmetic number, because the mean of its divisors is an integer number (61084260).

Almost surely, 2^671173701 is an apocalyptic number.

It is an amenable number.

671173701 is a deficient number, since it is larger than the sum of its proper divisors (306174459).

671173701 is a wasteful number, since it uses less digits than its factorization.

671173701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22836.

The product of its (nonzero) digits is 6174, while the sum is 33.

The square root of 671173701 is about 25907.0203033849. The cubic root of 671173701 is about 875.5446735593.

The spelling of 671173701 in words is "six hundred seventy-one million, one hundred seventy-three thousand, seven hundred one".