111434441403 has 8 divisors (see below), whose sum is σ = 148597387600. Its totient is φ = 74280561408.

The previous prime is 111434441351. The next prime is 111434441413. The reversal of 111434441403 is 304144434111.

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

It is not a de Polignac number, because 111434441403 - 2¹⁰ = 111434440379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111434441413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2237818 + ... + 2287071.

It is an arithmetic number, because the mean of its divisors is an integer number (18574673450).

Almost surely, 2^111434441403 is an apocalyptic number.

111434441403 is a deficient number, since it is larger than the sum of its proper divisors (37162946197).

111434441403 is an equidigital number, since it uses as much as digits as its factorization.

111434441403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4533101.

The product of its (nonzero) digits is 9216, while the sum is 30.

Adding to 111434441403 its reverse (304144434111), we get a palindrome (415578875514).

The spelling of 111434441403 in words is "one hundred eleven billion, four hundred thirty-four million, four hundred forty-one thousand, four hundred three".