671271741 has 24 divisors (see below), whose sum is σ = 1173317184. Its totient is φ = 361019520.

The previous prime is 671271739. The next prime is 671271743. The reversal of 671271741 is 147172176.

It is an interprime number because it is at equal distance from previous prime (671271739) and next prime (671271743).

It is not a de Polignac number, because 671271741 - 2¹ = 671271739 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 671271696 and 671271705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (671271743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 312315 + ... + 314456.

It is an arithmetic number, because the mean of its divisors is an integer number (48888216).

Almost surely, 2^671271741 is an apocalyptic number.

It is an amenable number.

671271741 is a deficient number, since it is larger than the sum of its proper divisors (502045443).

671271741 is a wasteful number, since it uses less digits than its factorization.

671271741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626801 (or 626798 counting only the distinct ones).

The product of its digits is 16464, while the sum is 36.

The square root of 671271741 is about 25908.9123855094. The cubic root of 671271741 is about 875.5873024746.

The spelling of 671271741 in words is "six hundred seventy-one million, two hundred seventy-one thousand, seven hundred forty-one".