111434553545 has 8 divisors (see below), whose sum is σ = 152824530624. Its totient is φ = 76412265264.

The previous prime is 111434553523. The next prime is 111434553619. The reversal of 111434553545 is 545355434111.

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

It is a cyclic number.

It is not a de Polignac number, because 111434553545 - 2³⁰ = 110360811721 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1591922159 + ... + 1591922228.

It is an arithmetic number, because the mean of its divisors is an integer number (19103066328).

Almost surely, 2^111434553545 is an apocalyptic number.

It is an amenable number.

111434553545 is a deficient number, since it is larger than the sum of its proper divisors (41389977079).

111434553545 is an equidigital number, since it uses as much as digits as its factorization.

111434553545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3183844399.

The product of its digits is 360000, while the sum is 41.

Adding to 111434553545 its reverse (545355434111), we get a palindrome (656789987656).

The spelling of 111434553545 in words is "one hundred eleven billion, four hundred thirty-four million, five hundred fifty-three thousand, five hundred forty-five".