1671043 has 8 divisors (see below), whose sum is σ = 1848816. Its totient is φ = 1497600.

The previous prime is 1671041. The next prime is 1671053. The reversal of 1671043 is 3401761.

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 1671043 - 2¹ = 1671041 is a prime.

It is a Duffinian number.

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (1671041) 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 7 ways as a sum of consecutive naturals, for example, 238 + ... + 1843.

It is an arithmetic number, because the mean of its divisors is an integer number (231102).

2^1671043 is an apocalyptic number.

1671043 is a deficient number, since it is larger than the sum of its proper divisors (177773).

1671043 is a wasteful number, since it uses less digits than its factorization.

1671043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2165.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 1671043 is about 1292.6882841582. The cubic root of 1671043 is about 118.6667937899. Note that the first 3 decimals are identical.

The spelling of 1671043 in words is "one million, six hundred seventy-one thousand, forty-three".