113541601543 has 4 divisors (see below), whose sum is σ = 113549779800. Its totient is φ = 113533423288.

The previous prime is 113541601513. The next prime is 113541601561. The reversal of 113541601543 is 345106145311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 345106145311 = 151 ⋅2285471161.

It is a cyclic number.

It is not a de Polignac number, because 113541601543 - 2²⁵ = 113508047111 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113541601499 and 113541601508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113541601513) 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, 4068268 + ... + 4096081.

It is an arithmetic number, because the mean of its divisors is an integer number (28387444950).

Almost surely, 2^113541601543 is an apocalyptic number.

113541601543 is a deficient number, since it is larger than the sum of its proper divisors (8178257).

113541601543 is an equidigital number, since it uses as much as digits as its factorization.

113541601543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8178256.

The product of its (nonzero) digits is 21600, while the sum is 34.

Adding to 113541601543 its reverse (345106145311), we get a palindrome (458647746854).

The spelling of 113541601543 in words is "one hundred thirteen billion, five hundred forty-one million, six hundred one thousand, five hundred forty-three".