Search a number
-
+
115425151 is a prime number
BaseRepresentation
bin1101110000100…
…11111101111111
322001012012112121
412320103331333
5214022101101
615241543411
72601045322
oct670237577
9261165477
10115425151
115a177696
12327a4b67
131abb480a
14114887b9
15a2000a1
hex6e13f7f

115425151 has 2 divisors, whose sum is σ = 115425152. Its totient is φ = 115425150.

The previous prime is 115425139. The next prime is 115425161. The reversal of 115425151 is 151524511.

It is a strong prime.

It is an emirp because it is prime and its reverse (151524511) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-115425151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115425131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57712575 + 57712576.

It is an arithmetic number, because the mean of its divisors is an integer number (57712576).

Almost surely, 2115425151 is an apocalyptic number.

115425151 is a deficient number, since it is larger than the sum of its proper divisors (1).

115425151 is an equidigital number, since it uses as much as digits as its factorization.

115425151 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1000, while the sum is 25.

The square root of 115425151 is about 10743.6097751175. The cubic root of 115425151 is about 486.8929473045.

Adding to 115425151 its reverse (151524511), we get a palindrome (266949662).

The spelling of 115425151 in words is "one hundred fifteen million, four hundred twenty-five thousand, one hundred fifty-one".