111453112 has 8 divisors (see below), whose sum is σ = 208974600. Its totient is φ = 55726552.

The previous prime is 111453077. The next prime is 111453113. The reversal of 111453112 is 211354111.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 111453112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111453113) 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 as a sum of consecutive naturals, namely, 6965812 + ... + 6965827.

It is an arithmetic number, because the mean of its divisors is an integer number (26121825).

Almost surely, 2^111453112 is an apocalyptic number.

It is an amenable number.

111453112 is a deficient number, since it is larger than the sum of its proper divisors (97521488).

111453112 is a wasteful number, since it uses less digits than its factorization.

111453112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13931645 (or 13931641 counting only the distinct ones).

The product of its digits is 120, while the sum is 19.

The square root of 111453112 is about 10557.1355963632. The cubic root of 111453112 is about 481.2426021913.

Subtracting 111453112 from its reverse (211354111), we obtain a palindrome (99900999).

The spelling of 111453112 in words is "one hundred eleven million, four hundred fifty-three thousand, one hundred twelve".