2113026851 has 4 divisors (see below), whose sum is σ = 2275567392. Its totient is φ = 1950486312.

The previous prime is 2113026833. The next prime is 2113026857. The reversal of 2113026851 is 1586203112.

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 2113026851 - 2²² = 2108832547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2113026857) 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, 81270251 + ... + 81270276.

It is an arithmetic number, because the mean of its divisors is an integer number (568891848).

Almost surely, 2^2113026851 is an apocalyptic number.

2113026851 is a deficient number, since it is larger than the sum of its proper divisors (162540541).

2113026851 is a wasteful number, since it uses less digits than its factorization.

2113026851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162540540.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 2113026851 is about 45967.6718031270. The cubic root of 2113026851 is about 1283.2216313789.

Adding to 2113026851 its reverse (1586203112), we get a palindrome (3699229963).

The spelling of 2113026851 in words is "two billion, one hundred thirteen million, twenty-six thousand, eight hundred fifty-one".