1797473325853 has 2 divisors, whose sum is σ = 1797473325854. Its totient is φ = 1797473325852.

The previous prime is 1797473325821. The next prime is 1797473325881. The reversal of 1797473325853 is 3585233747971.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1320747980644 + 476725345209 = 1149238^2 + 690453^2 .

It is a cyclic number.

It is not a de Polignac number, because 1797473325853 - 2⁵ = 1797473325821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1797473325253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 898736662926 + 898736662927.

It is an arithmetic number, because the mean of its divisors is an integer number (898736662927).

Almost surely, 2^{1797473325853} is an apocalyptic number.

It is an amenable number.

1797473325853 is a deficient number, since it is larger than the sum of its proper divisors (1).

1797473325853 is an equidigital number, since it uses as much as digits as its factorization.

1797473325853 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 133358400, while the sum is 64.

The spelling of 1797473325853 in words is "one trillion, seven hundred ninety-seven billion, four hundred seventy-three million, three hundred twenty-five thousand, eight hundred fifty-three".