54095213197 has 2 divisors, whose sum is σ = 54095213198. Its totient is φ = 54095213196.

The previous prime is 54095213173. The next prime is 54095213257. The reversal of 54095213197 is 79131259045.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53469162756 + 626050441 = 231234^2 + 25021^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54095213197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54095213797) 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, 27047606598 + 27047606599.

It is an arithmetic number, because the mean of its divisors is an integer number (27047606599).

Almost surely, 2^54095213197 is an apocalyptic number.

It is an amenable number.

54095213197 is a deficient number, since it is larger than the sum of its proper divisors (1).

54095213197 is an equidigital number, since it uses as much as digits as its factorization.

54095213197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 340200, while the sum is 46.

The spelling of 54095213197 in words is "fifty-four billion, ninety-five million, two hundred thirteen thousand, one hundred ninety-seven".