13055325121 has 2 divisors, whose sum is σ = 13055325122. Its totient is φ = 13055325120.

The previous prime is 13055325119. The next prime is 13055325139. The reversal of 13055325121 is 12152355031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12374115121 + 681210000 = 111239^2 + 26100^2 .

It is a cyclic number.

It is not a de Polignac number, because 13055325121 - 2¹ = 13055325119 is a prime.

Together with 13055325119, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 13055325121.

It is not a weakly prime, because it can be changed into another prime (13055325181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6527662560 + 6527662561.

It is an arithmetic number, because the mean of its divisors is an integer number (6527662561).

Almost surely, 2^13055325121 is an apocalyptic number.

It is an amenable number.

13055325121 is a deficient number, since it is larger than the sum of its proper divisors (1).

13055325121 is an equidigital number, since it uses as much as digits as its factorization.

13055325121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4500, while the sum is 28.

The spelling of 13055325121 in words is "thirteen billion, fifty-five million, three hundred twenty-five thousand, one hundred twenty-one".