1004506602991 has 2 divisors, whose sum is σ = 1004506602992. Its totient is φ = 1004506602990.

The previous prime is 1004506602961. The next prime is 1004506603043. The reversal of 1004506602991 is 1992066054001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1004506602991 - 2⁹ = 1004506602479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1004506602941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502253301495 + 502253301496.

It is an arithmetic number, because the mean of its divisors is an integer number (502253301496).

Almost surely, 2^{1004506602991} is an apocalyptic number.

1004506602991 is a deficient number, since it is larger than the sum of its proper divisors (1).

1004506602991 is an equidigital number, since it uses as much as digits as its factorization.

1004506602991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 116640, while the sum is 43.

The spelling of 1004506602991 in words is "one trillion, four billion, five hundred six million, six hundred two thousand, nine hundred ninety-one".