2113423003 has 4 divisors (see below), whose sum is σ = 2127607200. Its totient is φ = 2099238808.

The previous prime is 2113422917. The next prime is 2113423007. The reversal of 2113423003 is 3003243112.

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

It is a cyclic number.

It is not a de Polignac number, because 2113423003 - 2¹⁷ = 2113291931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2113423007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7091875 + ... + 7092172.

It is an arithmetic number, because the mean of its divisors is an integer number (531901800).

Almost surely, 2^2113423003 is an apocalyptic number.

2113423003 is a deficient number, since it is larger than the sum of its proper divisors (14184197).

2113423003 is a wasteful number, since it uses less digits than its factorization.

2113423003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14184196.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 2113423003 is about 45971.9806295095. The cubic root of 2113423003 is about 1283.3018195144.

Adding to 2113423003 its reverse (3003243112), we get a palindrome (5116666115).

The spelling of 2113423003 in words is "two billion, one hundred thirteen million, four hundred twenty-three thousand, three".