1904317318747 has 2 divisors, whose sum is σ = 1904317318748. Its totient is φ = 1904317318746.

The previous prime is 1904317318679. The next prime is 1904317318751. The reversal of 1904317318747 is 7478137134091.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1904317318747 - 2⁷ = 1904317318619 is a prime.

It is not a weakly prime, because it can be changed into another prime (1904317318147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 952158659373 + 952158659374.

It is an arithmetic number, because the mean of its divisors is an integer number (952158659374).

Almost surely, 2^{1904317318747} is an apocalyptic number.

1904317318747 is a deficient number, since it is larger than the sum of its proper divisors (1).

1904317318747 is an equidigital number, since it uses as much as digits as its factorization.

1904317318747 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3556224, while the sum is 55.

The spelling of 1904317318747 in words is "one trillion, nine hundred four billion, three hundred seventeen million, three hundred eighteen thousand, seven hundred forty-seven".