1004708739491 has 2 divisors, whose sum is σ = 1004708739492. Its totient is φ = 1004708739490.

The previous prime is 1004708739467. The next prime is 1004708739497. The reversal of 1004708739491 is 1949378074001.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1004708739491 - 2³⁰ = 1003634997667 is a prime.

It is not a weakly prime, because it can be changed into another prime (1004708739497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502354369745 + 502354369746.

It is an arithmetic number, because the mean of its divisors is an integer number (502354369746).

Almost surely, 2^{1004708739491} is an apocalyptic number.

1004708739491 is a deficient number, since it is larger than the sum of its proper divisors (1).

1004708739491 is an equidigital number, since it uses as much as digits as its factorization.

1004708739491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1524096, while the sum is 53.

The spelling of 1004708739491 in words is "one trillion, four billion, seven hundred eight million, seven hundred thirty-nine thousand, four hundred ninety-one".