111135765445 has 8 divisors (see below), whose sum is σ = 133881841944. Its totient is φ = 88562663424.

The previous prime is 111135765443. The next prime is 111135765449. The reversal of 111135765445 is 544567531111.

It can be written as a sum of positive squares in 4 ways, for example, as 16725214276 + 94410551169 = 129326^2 + 307263^2 .

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 111135765445 - 2¹ = 111135765443 is a prime.

It is a super-2 number, since 2×111135765445² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111135765443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43242204 + ... + 43244773.

It is an arithmetic number, because the mean of its divisors is an integer number (16735230243).

Almost surely, 2^111135765445 is an apocalyptic number.

It is an amenable number.

111135765445 is a deficient number, since it is larger than the sum of its proper divisors (22746076499).

111135765445 is an equidigital number, since it uses as much as digits as its factorization.

111135765445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86487239.

The product of its digits is 252000, while the sum is 43.

The spelling of 111135765445 in words is "one hundred eleven billion, one hundred thirty-five million, seven hundred sixty-five thousand, four hundred forty-five".