111535430564 has 6 divisors (see below), whose sum is σ = 195187003494. Its totient is φ = 55767715280.

The previous prime is 111535430551. The next prime is 111535430569. The reversal of 111535430564 is 465034535111.

It can be written as a sum of positive squares in only one way, i.e., 81315084964 + 30220345600 = 285158^2 + 173840^2 .

It is not an unprimeable number, because it can be changed into a prime (111535430569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13941928817 + ... + 13941928824.

It is an arithmetic number, because the mean of its divisors is an integer number (32531167249).

Almost surely, 2^111535430564 is an apocalyptic number.

It is an amenable number.

111535430564 is a deficient number, since it is larger than the sum of its proper divisors (83651572930).

111535430564 is a wasteful number, since it uses less digits than its factorization.

111535430564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27883857645 (or 27883857643 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 38.

Adding to 111535430564 its reverse (465034535111), we get a palindrome (576569965675).

The spelling of 111535430564 in words is "one hundred eleven billion, five hundred thirty-five million, four hundred thirty thousand, five hundred sixty-four".