1371671 has 12 divisors (see below), whose sum is σ = 1630512. Its totient is φ = 1130304.

The previous prime is 1371661. The next prime is 1371683. The reversal of 1371671 is 1761731.

It is not a de Polignac number, because 1371671 - 2⁶ = 1371607 is a prime.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1371671.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1371641) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5771 + ... + 6003.

It is an arithmetic number, because the mean of its divisors is an integer number (135876).

2^1371671 is an apocalyptic number.

1371671 is a deficient number, since it is larger than the sum of its proper divisors (258841).

1371671 is an equidigital number, since it uses as much as digits as its factorization.

1371671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298 (or 269 counting only the distinct ones).

The product of its digits is 882, while the sum is 26.

The square root of 1371671 is about 1171.1835893659. The cubic root of 1371671 is about 111.1091910409.

The spelling of 1371671 in words is "one million, three hundred seventy-one thousand, six hundred seventy-one".