It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-115151 is a prime.
It is a Sophie Germain prime.
It is a Chen prime.
It is a plaindrome in base 12.
It is a zygodrome in base 2.
It is a congruent number.
2115151 is an apocalyptic number.
115151 is an equidigital number, since it uses as much as digits as its factorization.
115151 is an evil number, because the sum of its binary digits is even.
The square root of 115151 is about 339.3390634749. The cubic root of 115151 is about 48.6507161923.
Adding to 115151 its reverse (151511), we get a palindrome (266662).
The spelling of 115151 in words is "one hundred fifteen thousand, one hundred fifty-one".