113523533145 has 48 divisors (see below), whose sum is σ = 215479135872. Its totient is φ = 54832366080.

The previous prime is 113523533141. The next prime is 113523533159. The reversal of 113523533145 is 541335325311.

113523533145 is a `hidden beast` number, since 1 + 13 + 523 + 53 + 31 + 45 = 666.

It is not a de Polignac number, because 113523533145 - 2² = 113523533141 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113523533141) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 305824 + ... + 566193.

It is an arithmetic number, because the mean of its divisors is an integer number (4489148664).

Almost surely, 2^113523533145 is an apocalyptic number.

113523533145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113523533145 is a deficient number, since it is larger than the sum of its proper divisors (101955602727).

113523533145 is a wasteful number, since it uses less digits than its factorization.

113523533145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 872302 (or 872299 counting only the distinct ones).

The product of its digits is 81000, while the sum is 36.

Adding to 113523533145 its reverse (541335325311), we get a palindrome (654858858456).

The spelling of 113523533145 in words is "one hundred thirteen billion, five hundred twenty-three million, five hundred thirty-three thousand, one hundred forty-five".