111403401 has 8 divisors (see below), whose sum is σ = 148593984. Its totient is φ = 74240880.

The previous prime is 111403393. The next prime is 111403417. The reversal of 111403401 is 104304111.

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

It is not a de Polignac number, because 111403401 - 2³ = 111403393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111403451) 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, 5380 + ... + 15866.

It is an arithmetic number, because the mean of its divisors is an integer number (18574248).

Almost surely, 2^111403401 is an apocalyptic number.

It is an amenable number.

111403401 is a deficient number, since it is larger than the sum of its proper divisors (37190583).

111403401 is a wasteful number, since it uses less digits than its factorization.

111403401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14031.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 111403401 is about 10554.7809546196. The cubic root of 111403401 is about 481.1710426263.

Adding to 111403401 its reverse (104304111), we get a palindrome (215707512).

It can be divided in two parts, 11140 and 3401, that added together give a palindrome (14541).

The spelling of 111403401 in words is "one hundred eleven million, four hundred three thousand, four hundred one".