11543454101 has 8 divisors (see below), whose sum is σ = 11860104984. Its totient is φ = 11228474880.

The previous prime is 11543454079. The next prime is 11543454119. The reversal of 11543454101 is 10145434511.

It can be written as a sum of positive squares in 4 ways, for example, as 1367890225 + 10175563876 = 36985^2 + 100874^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 11543454101 - 2³⁰ = 10469712277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11543454001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 403910 + ... + 431543.

It is an arithmetic number, because the mean of its divisors is an integer number (1482513123).

Almost surely, 2^11543454101 is an apocalyptic number.

It is an amenable number.

11543454101 is a deficient number, since it is larger than the sum of its proper divisors (316650883).

11543454101 is an equidigital number, since it uses as much as digits as its factorization.

11543454101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 835831.

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

Adding to 11543454101 its reverse (10145434511), we get a palindrome (21688888612).

The spelling of 11543454101 in words is "eleven billion, five hundred forty-three million, four hundred fifty-four thousand, one hundred one".