13355104155541 has 4 divisors (see below), whose sum is σ = 13388408655084. Its totient is φ = 13321799656000.

The previous prime is 13355104155487. The next prime is 13355104155551. The reversal of 13355104155541 is 14555140155331.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6752311387441 + 6602792768100 = 2598521^2 + 2569590^2 .

It is a cyclic number.

It is not a de Polignac number, because 13355104155541 - 2¹⁹ = 13355103631253 is a prime.

It is a super-3 number, since 3×13355104155541³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13355104155551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16652249170 + ... + 16652249971.

It is an arithmetic number, because the mean of its divisors is an integer number (3347102163771).

Almost surely, 2^{13355104155541} is an apocalyptic number.

It is an amenable number.

13355104155541 is a deficient number, since it is larger than the sum of its proper divisors (33304499543).

13355104155541 is an equidigital number, since it uses as much as digits as its factorization.

13355104155541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33304499542.

The product of its (nonzero) digits is 450000, while the sum is 43.

The spelling of 13355104155541 in words is "thirteen trillion, three hundred fifty-five billion, one hundred four million, one hundred fifty-five thousand, five hundred forty-one".