113143443 has 8 divisors (see below), whose sum is σ = 172409088. Its totient is φ = 64653384.

The previous prime is 113143441. The next prime is 113143451. The reversal of 113143443 is 344341311.

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

It is not a de Polignac number, because 113143443 - 2¹ = 113143441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113143441) 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 7 ways as a sum of consecutive naturals, for example, 2693871 + ... + 2693912.

It is an arithmetic number, because the mean of its divisors is an integer number (21551136).

Almost surely, 2^113143443 is an apocalyptic number.

113143443 is a deficient number, since it is larger than the sum of its proper divisors (59265645).

113143443 is an equidigital number, since it uses as much as digits as its factorization.

113143443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5387793.

The product of its digits is 1728, while the sum is 24.

The square root of 113143443 is about 10636.8906640992. The cubic root of 113143443 is about 483.6632948917.

Adding to 113143443 its reverse (344341311), we get a palindrome (457484754).

The spelling of 113143443 in words is "one hundred thirteen million, one hundred forty-three thousand, four hundred forty-three".