1664183041 has 2 divisors, whose sum is σ = 1664183042. Its totient is φ = 1664183040.

The previous prime is 1664183021. The next prime is 1664183047. The reversal of 1664183041 is 1403814661.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1643897025 + 20286016 = 40545^2 + 4504^2 .

It is a cyclic number.

It is not a de Polignac number, because 1664183041 - 2¹¹ = 1664180993 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1664182988 and 1664183006.

It is not a weakly prime, because it can be changed into another prime (1664183047) 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 as a sum of consecutive naturals, namely, 832091520 + 832091521.

It is an arithmetic number, because the mean of its divisors is an integer number (832091521).

Almost surely, 2^1664183041 is an apocalyptic number.

It is an amenable number.

1664183041 is a deficient number, since it is larger than the sum of its proper divisors (1).

1664183041 is an equidigital number, since it uses as much as digits as its factorization.

1664183041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 1664183041 is about 40794.3996278901. The cubic root of 1664183041 is about 1185.0418759496.

The spelling of 1664183041 in words is "one billion, six hundred sixty-four million, one hundred eighty-three thousand, forty-one".