53340854197 has 2 divisors, whose sum is σ = 53340854198. Its totient is φ = 53340854196.

The previous prime is 53340854191. The next prime is 53340854207. The reversal of 53340854197 is 79145804335.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35047209681 + 18293644516 = 187209^2 + 135254^2 .

It is a cyclic number.

It is not a de Polignac number, because 53340854197 - 2⁷ = 53340854069 is a prime.

It is a super-2 number, since 2×53340854197² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 53340854197.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53340854191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26670427098 + 26670427099.

It is an arithmetic number, because the mean of its divisors is an integer number (26670427099).

Almost surely, 2^53340854197 is an apocalyptic number.

It is an amenable number.

53340854197 is a deficient number, since it is larger than the sum of its proper divisors (1).

53340854197 is an equidigital number, since it uses as much as digits as its factorization.

53340854197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1814400, while the sum is 49.

The spelling of 53340854197 in words is "fifty-three billion, three hundred forty million, eight hundred fifty-four thousand, one hundred ninety-seven".