113205525543 has 12 divisors (see below), whose sum is σ = 178384464648. Its totient is φ = 68609409360.

The previous prime is 113205525523. The next prime is 113205525547. The reversal of 113205525543 is 345525502311.

113205525543 is a `hidden beast` number, since 1 + 13 + 2 + 0 + 552 + 55 + 43 = 666.

It is not a de Polignac number, because 113205525543 - 2²¹ = 113203428391 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 113205525498 and 113205525507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113205525547) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 571744980 + ... + 571745177.

It is an arithmetic number, because the mean of its divisors is an integer number (14865372054).

Almost surely, 2^113205525543 is an apocalyptic number.

113205525543 is a deficient number, since it is larger than the sum of its proper divisors (65178939105).

113205525543 is a wasteful number, since it uses less digits than its factorization.

113205525543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1143490174 (or 1143490171 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

The spelling of 113205525543 in words is "one hundred thirteen billion, two hundred five million, five hundred twenty-five thousand, five hundred forty-three".