2023516993 has 4 divisors (see below), whose sum is σ = 2072871108. Its totient is φ = 1974162880.

The previous prime is 2023516933. The next prime is 2023516997. The reversal of 2023516993 is 3996153202.

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 379782144 + 1643734849 = 19488^2 + 40543^2 .

It is a cyclic number.

It is not a de Polignac number, because 2023516993 - 2²⁹ = 1486646081 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2023516997) 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, 24676996 + ... + 24677077.

It is an arithmetic number, because the mean of its divisors is an integer number (518217777).

Almost surely, 2^2023516993 is an apocalyptic number.

It is an amenable number.

2023516993 is a deficient number, since it is larger than the sum of its proper divisors (49354115).

2023516993 is an equidigital number, since it uses as much as digits as its factorization.

2023516993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49354114.

The product of its (nonzero) digits is 87480, while the sum is 40.

The square root of 2023516993 is about 44983.5191264534. The cubic root of 2023516993 is about 1264.8400789364.

The spelling of 2023516993 in words is "two billion, twenty-three million, five hundred sixteen thousand, nine hundred ninety-three".