111401296 has 20 divisors (see below), whose sum is σ = 223283700. Its totient is φ = 53779712.

The previous prime is 111401293. The next prime is 111401309. The reversal of 111401296 is 692104111.

It can be written as a sum of positive squares in 2 ways, for example, as 32901696 + 78499600 = 5736^2 + 8860^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 111401296.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111401291) 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 3 ways as a sum of consecutive naturals, for example, 119581 + ... + 120508.

It is an arithmetic number, because the mean of its divisors is an integer number (11164185).

Almost surely, 2^111401296 is an apocalyptic number.

111401296 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

111401296 is an abundant number, since it is smaller than the sum of its proper divisors (111882404).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111401296 is a wasteful number, since it uses less digits than its factorization.

111401296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240126 (or 240120 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 25.

The square root of 111401296 is about 10554.6812363046. The cubic root of 111401296 is about 481.1680119845.

The spelling of 111401296 in words is "one hundred eleven million, four hundred one thousand, two hundred ninety-six".