113443801 has 3 divisors (see below), whose sum is σ = 113454453. Its totient is φ = 113433150.

The previous prime is 113443793. The next prime is 113443817. The reversal of 113443801 is 108344311.

The square root of 113443801 is 10651.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 113443801 - 2³ = 113443793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113443201) 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 2 ways as a sum of consecutive naturals, for example, 5326 + ... + 15976.

It is an arithmetic number, because the mean of its divisors is an integer number (37818151).

Almost surely, 2^113443801 is an apocalyptic number.

113443801 is the 10651-st square number.

113443801 is the 5326-th centered octagonal number.

It is an amenable number.

113443801 is a deficient number, since it is larger than the sum of its proper divisors (10652).

113443801 is an frugal number, since it uses more digits than its factorization.

113443801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21302 (or 10651 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The cubic root of 113443801 is about 484.0909048226.

Multiplying 113443801 by its sum of digits (25), we get a square (2836095025 = 53255²).

It can be divided in two parts, 113443 and 801, that added together give a square (114244 = 338²).

The spelling of 113443801 in words is "one hundred thirteen million, four hundred forty-three thousand, eight hundred one".