113684811 has 4 divisors (see below), whose sum is σ = 151579752. Its totient is φ = 75789872.

The previous prime is 113684807. The next prime is 113684821. The reversal of 113684811 is 118486311.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 113684811 - 2² = 113684807 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113684801) 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, 18947466 + ... + 18947471.

It is an arithmetic number, because the mean of its divisors is an integer number (37894938).

Almost surely, 2^113684811 is an apocalyptic number.

113684811 is a deficient number, since it is larger than the sum of its proper divisors (37894941).

113684811 is an equidigital number, since it uses as much as digits as its factorization.

113684811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37894940.

The product of its digits is 4608, while the sum is 33.

The square root of 113684811 is about 10662.3079584113. The cubic root of 113684811 is about 484.4334774546.

The spelling of 113684811 in words is "one hundred thirteen million, six hundred eighty-four thousand, eight hundred eleven".