2113434023 has 8 divisors (see below), whose sum is σ = 2143184448. Its totient is φ = 2083705344.

The previous prime is 2113434019. The next prime is 2113434041. The reversal of 2113434023 is 3204343112.

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

It is a cyclic number.

It is not a de Polignac number, because 2113434023 - 2² = 2113434019 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2113434023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113434013) 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, 357911 + ... + 363767.

It is an arithmetic number, because the mean of its divisors is an integer number (267898056).

Almost surely, 2^2113434023 is an apocalyptic number.

2113434023 is a deficient number, since it is larger than the sum of its proper divisors (29750425).

2113434023 is an equidigital number, since it uses as much as digits as its factorization.

2113434023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10873.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 2113434023 is about 45972.1004849681. The cubic root of 2113434023 is about 1283.3040500130.

Adding to 2113434023 its reverse (3204343112), we get a palindrome (5317777135).

The spelling of 2113434023 in words is "two billion, one hundred thirteen million, four hundred thirty-four thousand, twenty-three".