13454661123 has 6 divisors (see below), whose sum is σ = 19434510524. Its totient is φ = 8969774076.

The previous prime is 13454661109. The next prime is 13454661127. The reversal of 13454661123 is 32116645431.

13454661123 is a `hidden beast` number, since 1 + 34 + 5 + 4 + 6 + 611 + 2 + 3 = 666.

13454661123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13454661123 - 2⁴ = 13454661107 is a prime.

It is a super-2 number, since 2×13454661123² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13454661127) 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 in 5 ways as a sum of consecutive naturals, for example, 747481165 + ... + 747481182.

Almost surely, 2^13454661123 is an apocalyptic number.

13454661123 is a deficient number, since it is larger than the sum of its proper divisors (5979849401).

13454661123 is a wasteful number, since it uses less digits than its factorization.

13454661123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1494962353 (or 1494962350 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The spelling of 13454661123 in words is "thirteen billion, four hundred fifty-four million, six hundred sixty-one thousand, one hundred twenty-three".