1671041 has 2 divisors, whose sum is σ = 1671042. Its totient is φ = 1671040.

The previous prime is 1670983. The next prime is 1671053. The reversal of 1671041 is 1401761.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1210000 + 461041 = 1100^2 + 679^2 .

It is an emirp because it is prime and its reverse (1401761) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1671041 - 2¹⁰ = 1670017 is a prime.

It is not a weakly prime, because it can be changed into another prime (1671641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 835520 + 835521.

It is an arithmetic number, because the mean of its divisors is an integer number (835521).

2^1671041 is an apocalyptic number.

It is an amenable number.

1671041 is a deficient number, since it is larger than the sum of its proper divisors (1).

1671041 is an equidigital number, since it uses as much as digits as its factorization.

1671041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 168, while the sum is 20.

The square root of 1671041 is about 1292.6875105763. The cubic root of 1671041 is about 118.6667464475. Note that the first 3 decimals are identical.

The spelling of 1671041 in words is "one million, six hundred seventy-one thousand, forty-one".