2113884529 has 9 divisors (see below), whose sum is σ = 2210894553. Its totient is φ = 2020965012.

The previous prime is 2113884527. The next prime is 2113884541. The reversal of 2113884529 is 9254883112.

The square root of 2113884529 is 45977.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 2113884529 - 2¹ = 2113884527 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2113884523) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1056472 + ... + 1058470.

Almost surely, 2^2113884529 is an apocalyptic number.

2113884529 is the 45977-th square number.

2113884529 is the 22989-th centered octagonal number.

It is an amenable number.

2113884529 is a deficient number, since it is larger than the sum of its proper divisors (97010024).

2113884529 is an frugal number, since it uses more digits than its factorization.

2113884529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4044 (or 2022 counting only the distinct ones).

The product of its digits is 138240, while the sum is 43.

The cubic root of 2113884529 is about 1283.3952278613.

The spelling of 2113884529 in words is "two billion, one hundred thirteen million, eight hundred eighty-four thousand, five hundred twenty-nine".