113531544542505 has 8 divisors (see below), whose sum is σ = 181650471268032. Its totient is φ = 60550157089328.

The previous prime is 113531544542491. The next prime is 113531544542509. The reversal of 113531544542505 is 505245445135311.

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 113531544542505 - 2¹¹ = 113531544540457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113531544542509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3784384818069 + ... + 3784384818098.

It is an arithmetic number, because the mean of its divisors is an integer number (22706308908504).

Almost surely, 2^{113531544542505} is an apocalyptic number.

113531544542505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113531544542505 is a deficient number, since it is larger than the sum of its proper divisors (68118926725527).

113531544542505 is an equidigital number, since it uses as much as digits as its factorization.

113531544542505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7568769636175.

The product of its (nonzero) digits is 3600000, while the sum is 48.

Adding to 113531544542505 its reverse (505245445135311), we get a palindrome (618776989677816).

The spelling of 113531544542505 in words is "one hundred thirteen trillion, five hundred thirty-one billion, five hundred forty-four million, five hundred forty-two thousand, five hundred five".