113131134 has 16 divisors (see below), whose sum is σ = 251402640. Its totient is φ = 37710360.

The previous prime is 113131129. The next prime is 113131147. The reversal of 113131134 is 431131311.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

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, 1047457 + ... + 1047564.

It is an arithmetic number, because the mean of its divisors is an integer number (15712665).

Almost surely, 2^113131134 is an apocalyptic number.

113131134 is an abundant number, since it is smaller than the sum of its proper divisors (138271506).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

113131134 is a wasteful number, since it uses less digits than its factorization.

113131134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2095032 (or 2095026 counting only the distinct ones).

The product of its digits is 108, while the sum is 18.

The square root of 113131134 is about 10636.3120488259. The cubic root of 113131134 is about 483.6457548345.

Adding to 113131134 its reverse (431131311), we get a palindrome (544262445).

The spelling of 113131134 in words is "one hundred thirteen million, one hundred thirty-one thousand, one hundred thirty-four".