113531523423 has 8 divisors (see below), whose sum is σ = 151437235968. Its totient is φ = 75656746584.

The previous prime is 113531523421. The next prime is 113531523433. The reversal of 113531523423 is 324325135311.

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

It is not a de Polignac number, because 113531523423 - 2¹ = 113531523421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113531523421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7725361 + ... + 7740042.

It is an arithmetic number, because the mean of its divisors is an integer number (18929654496).

Almost surely, 2^113531523423 is an apocalyptic number.

113531523423 is a deficient number, since it is larger than the sum of its proper divisors (37905712545).

113531523423 is a wasteful number, since it uses less digits than its factorization.

113531523423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15467853.

The product of its digits is 32400, while the sum is 33.

Adding to 113531523423 its reverse (324325135311), we get a palindrome (437856658734).

The spelling of 113531523423 in words is "one hundred thirteen billion, five hundred thirty-one million, five hundred twenty-three thousand, four hundred twenty-three".