111435253444 has 24 divisors (see below), whose sum is σ = 195826498560. Its totient is φ = 55484985024.

The previous prime is 111435253427. The next prime is 111435253471. The reversal of 111435253444 is 444352534111.

It is a happy number.

111435253444 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×111435253444² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

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, 3010312 + ... + 3047104.

It is an arithmetic number, because the mean of its divisors is an integer number (8159437440).

Almost surely, 2^111435253444 is an apocalyptic number.

It is an amenable number.

111435253444 is a deficient number, since it is larger than the sum of its proper divisors (84391245116).

111435253444 is a wasteful number, since it uses less digits than its factorization.

111435253444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39939 (or 39937 counting only the distinct ones).

The product of its digits is 115200, while the sum is 37.

Adding to 111435253444 its reverse (444352534111), we get a palindrome (555787787555).

The spelling of 111435253444 in words is "one hundred eleven billion, four hundred thirty-five million, two hundred fifty-three thousand, four hundred forty-four".