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13884161 is a prime number
BaseRepresentation
bin110100111101…
…101100000001
3222010101111012
4310331230001
512023243121
61213330305
7226004414
oct64755401
928111435
1013884161
117923415
124796995
132b517a5
141bb5b7b
151343c5b
hexd3db01

13884161 has 2 divisors, whose sum is σ = 13884162. Its totient is φ = 13884160.

The previous prime is 13884151. The next prime is 13884163. The reversal of 13884161 is 16148831.

It is a happy number.

13884161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10042561 + 3841600 = 3169^2 + 1960^2 .

It is a cyclic number.

It is not a de Polignac number, because 13884161 - 26 = 13884097 is a prime.

Together with 13884163, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (13884163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6942080 + 6942081.

It is an arithmetic number, because the mean of its divisors is an integer number (6942081).

Almost surely, 213884161 is an apocalyptic number.

It is an amenable number.

13884161 is a deficient number, since it is larger than the sum of its proper divisors (1).

13884161 is an equidigital number, since it uses as much as digits as its factorization.

13884161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4608, while the sum is 32.

The square root of 13884161 is about 3726.1455956524. The cubic root of 13884161 is about 240.3476501062.

The spelling of 13884161 in words is "thirteen million, eight hundred eighty-four thousand, one hundred sixty-one".