1797473125853 has 2 divisors, whose sum is σ = 1797473125854. Its totient is φ = 1797473125852.

The previous prime is 1797473125849. The next prime is 1797473125897. The reversal of 1797473125853 is 3585213747971.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1518940397209 + 278532728644 = 1232453^2 + 527762^2 .

It is a cyclic number.

It is not a de Polignac number, because 1797473125853 - 2² = 1797473125849 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1797473325853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 898736562926 + 898736562927.

It is an arithmetic number, because the mean of its divisors is an integer number (898736562927).

Almost surely, 2^{1797473125853} is an apocalyptic number.

It is an amenable number.

1797473125853 is a deficient number, since it is larger than the sum of its proper divisors (1).

1797473125853 is an equidigital number, since it uses as much as digits as its factorization.

1797473125853 is an evil number, because the sum of its binary digits is even.

The product of its digits is 44452800, while the sum is 62.

The spelling of 1797473125853 in words is "one trillion, seven hundred ninety-seven billion, four hundred seventy-three million, one hundred twenty-five thousand, eight hundred fifty-three".