111045813 has 8 divisors (see below), whose sum is σ = 152837376. Its totient is φ = 71642400.

The previous prime is 111045799. The next prime is 111045829. The reversal of 111045813 is 318540111.

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

It is not a de Polignac number, because 111045813 - 2⁹ = 111045301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111045833) 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, 596928 + ... + 597113.

It is an arithmetic number, because the mean of its divisors is an integer number (19104672).

Almost surely, 2^111045813 is an apocalyptic number.

It is an amenable number.

111045813 is a deficient number, since it is larger than the sum of its proper divisors (41791563).

111045813 is a wasteful number, since it uses less digits than its factorization.

111045813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1194075.

The product of its (nonzero) digits is 480, while the sum is 24.

The square root of 111045813 is about 10537.8277173239. The cubic root of 111045813 is about 480.6556621418.

Adding to 111045813 its reverse (318540111), we get a palindrome (429585924).

The spelling of 111045813 in words is "one hundred eleven million, forty-five thousand, eight hundred thirteen".