53085914197 has 2 divisors, whose sum is σ = 53085914198. Its totient is φ = 53085914196.

The previous prime is 53085914191. The next prime is 53085914209. The reversal of 53085914197 is 79141958035.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46399744836 + 6686169361 = 215406^2 + 81769^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53085914197 is a prime.

It is a super-2 number, since 2×53085914197² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53085914191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26542957098 + 26542957099.

It is an arithmetic number, because the mean of its divisors is an integer number (26542957099).

Almost surely, 2^53085914197 is an apocalyptic number.

It is an amenable number.

53085914197 is a deficient number, since it is larger than the sum of its proper divisors (1).

53085914197 is an equidigital number, since it uses as much as digits as its factorization.

53085914197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1360800, while the sum is 52.

The spelling of 53085914197 in words is "fifty-three billion, eighty-five million, nine hundred fourteen thousand, one hundred ninety-seven".