13599320941 has 2 divisors, whose sum is σ = 13599320942. Its totient is φ = 13599320940.

The previous prime is 13599320921. The next prime is 13599320989. The reversal of 13599320941 is 14902399531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13205457225 + 393863716 = 114915^2 + 19846^2 .

It is an emirp because it is prime and its reverse (14902399531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13599320941 - 2¹¹ = 13599318893 is a prime.

It is a super-2 number, since 2×13599320941² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13599320891 and 13599320900.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13599320921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6799660470 + 6799660471.

It is an arithmetic number, because the mean of its divisors is an integer number (6799660471).

Almost surely, 2^13599320941 is an apocalyptic number.

It is an amenable number.

13599320941 is a deficient number, since it is larger than the sum of its proper divisors (1).

13599320941 is an equidigital number, since it uses as much as digits as its factorization.

13599320941 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 262440, while the sum is 46.

The spelling of 13599320941 in words is "thirteen billion, five hundred ninety-nine million, three hundred twenty thousand, nine hundred forty-one".