113146488 has 144 divisors (see below), whose sum is σ = 384045480. Its totient is φ = 29828736.

The previous prime is 113146471. The next prime is 113146529. The reversal of 113146488 is 884641311.

It is a happy number.

113146488 is a `hidden beast` number, since 1 + 1 + 3 + 1 + 4 + 648 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 44631 + ... + 47097.

Almost surely, 2^113146488 is an apocalyptic number.

113146488 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113146488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (192022740).

113146488 is an abundant number, since it is smaller than the sum of its proper divisors (270898992).

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

113146488 is a wasteful number, since it uses less digits than its factorization.

113146488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2506 (or 2492 counting only the distinct ones).

The product of its digits is 18432, while the sum is 36.

The square root of 113146488 is about 10637.0337970696. The cubic root of 113146488 is about 483.6676337542.

Adding to 113146488 its reverse (884641311), we get a palindrome (997787799).

The spelling of 113146488 in words is "one hundred thirteen million, one hundred forty-six thousand, four hundred eighty-eight".