2113434003 has 4 divisors (see below), whose sum is σ = 2817912008. Its totient is φ = 1408956000.

The previous prime is 2113433981. The next prime is 2113434013. The reversal of 2113434003 is 3004343112.

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

It is not a de Polignac number, because 2113434003 - 2⁶ = 2113433939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2113434013) 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, 352238998 + ... + 352239003.

It is an arithmetic number, because the mean of its divisors is an integer number (704478002).

Almost surely, 2^2113434003 is an apocalyptic number.

2113434003 is a deficient number, since it is larger than the sum of its proper divisors (704478005).

2113434003 is an equidigital number, since it uses as much as digits as its factorization.

2113434003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 704478004.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 2113434003 is about 45972.1002674448. The cubic root of 2113434003 is about 1283.3040459649.

Adding to 2113434003 its reverse (3004343112), we get a palindrome (5117777115).

The spelling of 2113434003 in words is "two billion, one hundred thirteen million, four hundred thirty-four thousand, three".