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BaseRepresentation
bin111110111111110…
…1000110100001001
312110022112220110101
41331333220310021
513312120143444
6545430445401
7103245203032
oct17577506411
95408486411
102113834249
11995227a5a
124abb03861
13278c229c7
14160a4ba89
15c589b3d4
hex7dfe8d09

2113834249 has 2 divisors, whose sum is σ = 2113834250. Its totient is φ = 2113834248.

The previous prime is 2113834211. The next prime is 2113834267. The reversal of 2113834249 is 9424383112.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1334587024 + 779247225 = 36532^2 + 27915^2 .

It is a cyclic number.

It is not a de Polignac number, because 2113834249 - 229 = 1576963337 is a prime.

It is not a weakly prime, because it can be changed into another prime (2113837249) 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 as a sum of consecutive naturals, namely, 1056917124 + 1056917125.

It is an arithmetic number, because the mean of its divisors is an integer number (1056917125).

Almost surely, 22113834249 is an apocalyptic number.

It is an amenable number.

2113834249 is a deficient number, since it is larger than the sum of its proper divisors (1).

2113834249 is an equidigital number, since it uses as much as digits as its factorization.

2113834249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 41472, while the sum is 37.

The square root of 2113834249 is about 45976.4532016118. The cubic root of 2113834249 is about 1283.3850523412.

The spelling of 2113834249 in words is "two billion, one hundred thirteen million, eight hundred thirty-four thousand, two hundred forty-nine".