113128335 has 24 divisors (see below), whose sum is σ = 196339104. Its totient is φ = 60258240.

The previous prime is 113128321. The next prime is 113128339. The reversal of 113128335 is 533821311.

113128335 is a `hidden beast` number, since 11 + 312 + 8 + 335 = 666.

It is not a de Polignac number, because 113128335 - 2⁵ = 113128303 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 113128299 and 113128308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113128339) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 60870 + ... + 62700.

It is an arithmetic number, because the mean of its divisors is an integer number (8180796).

Almost surely, 2^113128335 is an apocalyptic number.

113128335 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

113128335 is a deficient number, since it is larger than the sum of its proper divisors (83210769).

113128335 is a wasteful number, since it uses less digits than its factorization.

113128335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3215 (or 3212 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 113128335 is about 10636.1804704508. The cubic root of 113128335 is about 483.6417661428.

Adding to 113128335 its reverse (533821311), we get a palindrome (646949646).

The spelling of 113128335 in words is "one hundred thirteen million, one hundred twenty-eight thousand, three hundred thirty-five".