13200547049 has 2 divisors, whose sum is σ = 13200547050. Its totient is φ = 13200547048.

The previous prime is 13200547037. The next prime is 13200547051. The reversal of 13200547049 is 94074500231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11423334400 + 1777212649 = 106880^2 + 42157^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13200547049 is a prime.

Together with 13200547051, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (13200547099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6600273524 + 6600273525.

It is an arithmetic number, because the mean of its divisors is an integer number (6600273525).

Almost surely, 2^13200547049 is an apocalyptic number.

It is an amenable number.

13200547049 is a deficient number, since it is larger than the sum of its proper divisors (1).

13200547049 is an equidigital number, since it uses as much as digits as its factorization.

13200547049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 35.

The spelling of 13200547049 in words is "thirteen billion, two hundred million, five hundred forty-seven thousand, forty-nine".