110378993 has 4 divisors (see below), whose sum is σ = 111891108. Its totient is φ = 108866880.

The previous prime is 110378981. The next prime is 110379089. The reversal of 110378993 is 399873011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 94322944 + 16056049 = 9712^2 + 4007^2 .

It is a cyclic number.

It is not a de Polignac number, because 110378993 - 2¹⁶ = 110313457 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 110378993.

It is not an unprimeable number, because it can be changed into a prime (110371993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 755948 + ... + 756093.

It is an arithmetic number, because the mean of its divisors is an integer number (27972777).

Almost surely, 2^110378993 is an apocalyptic number.

It is an amenable number.

110378993 is a deficient number, since it is larger than the sum of its proper divisors (1512115).

110378993 is an equidigital number, since it uses as much as digits as its factorization.

110378993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1512114.

The product of its (nonzero) digits is 40824, while the sum is 41.

The square root of 110378993 is about 10506.1407281646. The cubic root of 110378993 is about 479.6916320871.

The spelling of 110378993 in words is "one hundred ten million, three hundred seventy-eight thousand, nine hundred ninety-three".