12200051597 has 2 divisors, whose sum is σ = 12200051598. Its totient is φ = 12200051596.

The previous prime is 12200051561. The next prime is 12200051653. The reversal of 12200051597 is 79515000221.

It is a happy number.

12200051597 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11078404516 + 1121647081 = 105254^2 + 33491^2 .

It is a cyclic number.

It is not a de Polignac number, because 12200051597 - 2²² = 12195857293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12200051537) 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, 6100025798 + 6100025799.

It is an arithmetic number, because the mean of its divisors is an integer number (6100025799).

Almost surely, 2^12200051597 is an apocalyptic number.

It is an amenable number.

12200051597 is a deficient number, since it is larger than the sum of its proper divisors (1).

12200051597 is an equidigital number, since it uses as much as digits as its factorization.

12200051597 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6300, while the sum is 32.

The spelling of 12200051597 in words is "twelve billion, two hundred million, fifty-one thousand, five hundred ninety-seven".