1671040589 has 2 divisors, whose sum is σ = 1671040590. Its totient is φ = 1671040588.

The previous prime is 1671040549. The next prime is 1671040601. The reversal of 1671040589 is 9850401761.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1291180489 + 379860100 = 35933^2 + 19490^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1671040589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1671040529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 835520294 + 835520295.

It is an arithmetic number, because the mean of its divisors is an integer number (835520295).

Almost surely, 2^1671040589 is an apocalyptic number.

It is an amenable number.

1671040589 is a deficient number, since it is larger than the sum of its proper divisors (1).

1671040589 is an equidigital number, since it uses as much as digits as its factorization.

1671040589 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 41.

The square root of 1671040589 is about 40878.3633356327. The cubic root of 1671040589 is about 1186.6673671863.

The spelling of 1671040589 in words is "one billion, six hundred seventy-one million, forty thousand, five hundred eighty-nine".