13361664941 has 2 divisors, whose sum is σ = 13361664942. Its totient is φ = 13361664940.

The previous prime is 13361664881. The next prime is 13361664961. The reversal of 13361664941 is 14946616331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11042857225 + 2318807716 = 105085^2 + 48154^2 .

It is a cyclic number.

It is not a de Polignac number, because 13361664941 - 2¹⁴ = 13361648557 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13361664892 and 13361664901.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13361664961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6680832470 + 6680832471.

It is an arithmetic number, because the mean of its divisors is an integer number (6680832471).

Almost surely, 2^13361664941 is an apocalyptic number.

It is an amenable number.

13361664941 is a deficient number, since it is larger than the sum of its proper divisors (1).

13361664941 is an equidigital number, since it uses as much as digits as its factorization.

13361664941 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 279936, while the sum is 44.

The spelling of 13361664941 in words is "thirteen billion, three hundred sixty-one million, six hundred sixty-four thousand, nine hundred forty-one".