Search a number
-
+
1101114181 is a prime number
BaseRepresentation
bin100000110100001…
…1010101101000101
32211201221101200201
41001220122231011
54223341123211
6301132410501
736200213266
oct10150325505
92751841621
101101114181
11515606422
12268916a31
13147180b6b
14a634c96d
1566a060c1
hex41a1ab45

1101114181 has 2 divisors, whose sum is σ = 1101114182. Its totient is φ = 1101114180.

The previous prime is 1101114173. The next prime is 1101114241. The reversal of 1101114181 is 1814111011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 932997025 + 168117156 = 30545^2 + 12966^2 .

It is a cyclic number.

It is not a de Polignac number, because 1101114181 - 23 = 1101114173 is a prime.

It is a super-2 number, since 2×11011141812 = 2424904879198601522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1101114481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550557090 + 550557091.

It is an arithmetic number, because the mean of its divisors is an integer number (550557091).

Almost surely, 21101114181 is an apocalyptic number.

It is an amenable number.

1101114181 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101114181 is an equidigital number, since it uses as much as digits as its factorization.

1101114181 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 19.

The square root of 1101114181 is about 33183.0405629141. The cubic root of 1101114181 is about 1032.6285272094.

Adding to 1101114181 its reverse (1814111011), we get a palindrome (2915225192).

The spelling of 1101114181 in words is "one billion, one hundred one million, one hundred fourteen thousand, one hundred eighty-one".