13200997 has 2 divisors, whose sum is σ = 13200998. Its totient is φ = 13200996.

The previous prime is 13200983. The next prime is 13201033. The reversal of 13200997 is 79900231.

13200997 is digitally balanced in base 3, 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., 6895876 + 6305121 = 2626^2 + 2511^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13200997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13200907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6600498 + 6600499.

It is an arithmetic number, because the mean of its divisors is an integer number (6600499).

Almost surely, 2^13200997 is an apocalyptic number.

It is an amenable number.

13200997 is a deficient number, since it is larger than the sum of its proper divisors (1).

13200997 is an equidigital number, since it uses as much as digits as its factorization.

13200997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3402, while the sum is 31.

The square root of 13200997 is about 3633.3176299355. The cubic root of 13200997 is about 236.3391000485.

The spelling of 13200997 in words is "thirteen million, two hundred thousand, nine hundred ninety-seven".