13544101145 has 8 divisors (see below), whose sum is σ = 16519363080. Its totient is φ = 10657653120.

The previous prime is 13544101141. The next prime is 13544101177. The reversal of 13544101145 is 54110144531.

It can be written as a sum of positive squares in 4 ways, for example, as 252778201 + 13291322944 = 15899^2 + 115288^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13544101145 - 2² = 13544101141 is a prime.

It is a super-2 number, since 2×13544101145² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13544101141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22203140 + ... + 22203749.

It is an arithmetic number, because the mean of its divisors is an integer number (2064920385).

Almost surely, 2^13544101145 is an apocalyptic number.

It is an amenable number.

13544101145 is a deficient number, since it is larger than the sum of its proper divisors (2975261935).

13544101145 is an equidigital number, since it uses as much as digits as its factorization.

13544101145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44406955.

The product of its (nonzero) digits is 4800, while the sum is 29.

Adding to 13544101145 its reverse (54110144531), we get a palindrome (67654245676).

The spelling of 13544101145 in words is "thirteen billion, five hundred forty-four million, one hundred one thousand, one hundred forty-five".