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1115231053 is a prime number
BaseRepresentation
bin100001001111001…
…0001001101001101
32212201111121101211
41002132101031031
54240444343203
6302355134421
736431210326
oct10236211515
92781447354
101115231053
11522578662
122715a4411
1314a084541
14a818544d
1567d93c6d
hex4279134d

1115231053 has 2 divisors, whose sum is σ = 1115231054. Its totient is φ = 1115231052.

The previous prime is 1115231027. The next prime is 1115231083. The reversal of 1115231053 is 3501325111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 599123529 + 516107524 = 24477^2 + 22718^2 .

It is a cyclic number.

It is not a de Polignac number, because 1115231053 - 29 = 1115230541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1115231003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 557615526 + 557615527.

It is an arithmetic number, because the mean of its divisors is an integer number (557615527).

Almost surely, 21115231053 is an apocalyptic number.

It is an amenable number.

1115231053 is a deficient number, since it is larger than the sum of its proper divisors (1).

1115231053 is an equidigital number, since it uses as much as digits as its factorization.

1115231053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 450, while the sum is 22.

The square root of 1115231053 is about 33395.0752806458. The cubic root of 1115231053 is about 1037.0227513810.

Adding to 1115231053 its reverse (3501325111), we get a palindrome (4616556164).

The spelling of 1115231053 in words is "one billion, one hundred fifteen million, two hundred thirty-one thousand, fifty-three".