113861929 has 8 divisors (see below), whose sum is σ = 116008200. Its totient is φ = 111724800.

The previous prime is 113861921. The next prime is 113861939. The reversal of 113861929 is 929168311.

It can be written as a sum of positive squares in 4 ways, for example, as 2073600 + 111788329 = 1440^2 + 10573^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 113861929 - 2³ = 113861921 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113861891 and 113861900.

It is not an unprimeable number, because it can be changed into a prime (113861921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26097 + ... + 30145.

It is an arithmetic number, because the mean of its divisors is an integer number (14501025).

Almost surely, 2^113861929 is an apocalyptic number.

It is an amenable number.

113861929 is a deficient number, since it is larger than the sum of its proper divisors (2146271).

113861929 is an equidigital number, since it uses as much as digits as its factorization.

113861929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4571.

The product of its digits is 23328, while the sum is 40.

The square root of 113861929 is about 10670.6105261133. The cubic root of 113861929 is about 484.6849251997.

The spelling of 113861929 in words is "one hundred thirteen million, eight hundred sixty-one thousand, nine hundred twenty-nine".