13351455349873 has 2 divisors, whose sum is σ = 13351455349874. Its totient is φ = 13351455349872.

The previous prime is 13351455349849. The next prime is 13351455349879. The reversal of 13351455349873 is 37894355415331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12211830778849 + 1139624571024 = 3494543^2 + 1067532^2 .

It is a cyclic number.

It is not a de Polignac number, because 13351455349873 - 2¹³ = 13351455341681 is a prime.

It is a super-2 number, since 2×13351455349873² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13351455349879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6675727674936 + 6675727674937.

It is an arithmetic number, because the mean of its divisors is an integer number (6675727674937).

Almost surely, 2^{13351455349873} is an apocalyptic number.

It is an amenable number.

13351455349873 is a deficient number, since it is larger than the sum of its proper divisors (1).

13351455349873 is an equidigital number, since it uses as much as digits as its factorization.

13351455349873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 81648000, while the sum is 61.

The spelling of 13351455349873 in words is "thirteen trillion, three hundred fifty-one billion, four hundred fifty-five million, three hundred forty-nine thousand, eight hundred seventy-three".