Search a number
-
+
1115227301 is a prime number
BaseRepresentation
bin100001001111001…
…0000010010100101
32212201111102020212
41002132100102211
54240444233201
6302355105205
736431163356
oct10236202245
92781442225
101115227301
11522575861
122715a2205
1314a082916
14a8183d2d
1567d92abb
hex427904a5

1115227301 has 2 divisors, whose sum is σ = 1115227302. Its totient is φ = 1115227300.

The previous prime is 1115227291. The next prime is 1115227339. The reversal of 1115227301 is 1037225111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 902942401 + 212284900 = 30049^2 + 14570^2 .

It is a cyclic number.

It is not a de Polignac number, because 1115227301 - 214 = 1115210917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1115227361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 557613650 + 557613651.

It is an arithmetic number, because the mean of its divisors is an integer number (557613651).

Almost surely, 21115227301 is an apocalyptic number.

It is an amenable number.

1115227301 is a deficient number, since it is larger than the sum of its proper divisors (1).

1115227301 is an equidigital number, since it uses as much as digits as its factorization.

1115227301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 420, while the sum is 23.

The square root of 1115227301 is about 33395.0191046509. The cubic root of 1115227301 is about 1037.0215884191.

The spelling of 1115227301 in words is "one billion, one hundred fifteen million, two hundred twenty-seven thousand, three hundred one".