11454054315521 has 16 divisors (see below), whose sum is σ = 12222599659776. Its totient is φ = 10696338030336.

The previous prime is 11454054315503. The next prime is 11454054315527. The reversal of 11454054315521 is 12551345045411.

11454054315521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 11454054315521 - 2²⁶ = 11453987206657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11454054315527) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3430511 + ... + 5888676.

It is an arithmetic number, because the mean of its divisors is an integer number (763912478736).

Almost surely, 2^{11454054315521} is an apocalyptic number.

It is an amenable number.

11454054315521 is a deficient number, since it is larger than the sum of its proper divisors (768545344255).

11454054315521 is a wasteful number, since it uses less digits than its factorization.

11454054315521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9319768.

The product of its (nonzero) digits is 240000, while the sum is 41.

The spelling of 11454054315521 in words is "eleven trillion, four hundred fifty-four billion, fifty-four million, three hundred fifteen thousand, five hundred twenty-one".