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1118441 is a prime number
BaseRepresentation
bin100010001000011101001
32002211012202
410101003221
5241242231
635545545
712335522
oct4210351
92084182
101118441
116a4335
1245b2b5
133020cc
14211849
151715cb
hex1110e9

1118441 has 2 divisors, whose sum is σ = 1118442. Its totient is φ = 1118440.

The previous prime is 1118437. The next prime is 1118479. The reversal of 1118441 is 1448111.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 958441 + 160000 = 979^2 + 400^2 .

It is a cyclic number.

It is not a de Polignac number, because 1118441 - 22 = 1118437 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1118041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 559220 + 559221.

It is an arithmetic number, because the mean of its divisors is an integer number (559221).

21118441 is an apocalyptic number.

It is an amenable number.

1118441 is a deficient number, since it is larger than the sum of its proper divisors (1).

1118441 is an equidigital number, since it uses as much as digits as its factorization.

1118441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 128, while the sum is 20.

The square root of 1118441 is about 1057.5637096648. The cubic root of 1118441 is about 103.8016745534.

The spelling of 1118441 in words is "one million, one hundred eighteen thousand, four hundred forty-one".