113521242 has 8 divisors (see below), whose sum is σ = 227042496. Its totient is φ = 37840412.

The previous prime is 113521241. The next prime is 113521253. The reversal of 113521242 is 242125311.

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

113521242 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (113521241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9460098 + ... + 9460109.

It is an arithmetic number, because the mean of its divisors is an integer number (28380312).

Almost surely, 2^113521242 is an apocalyptic number.

113521242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

113521242 is a wasteful number, since it uses less digits than its factorization.

113521242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18920212.

The product of its digits is 480, while the sum is 21.

The square root of 113521242 is about 10654.6347661475. The cubic root of 113521242 is about 484.2010326460.

Adding to 113521242 its reverse (242125311), we get a palindrome (355646553).

It can be divided in two parts, 11 and 3521242, that added together give a palindrome (3521253).

The spelling of 113521242 in words is "one hundred thirteen million, five hundred twenty-one thousand, two hundred forty-two".