115530253 has 2 divisors, whose sum is σ = 115530254. Its totient is φ = 115530252.

The previous prime is 115530199. The next prime is 115530263. The reversal of 115530253 is 352035511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 110208004 + 5322249 = 10498^2 + 2307^2 .

It is a cyclic number.

It is not a de Polignac number, because 115530253 - 2¹³ = 115522061 is a prime.

It is the 10749-th Hogben number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115530263) by changing a digit.

It is a nontrivial repunit in base 10748.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57765126 + 57765127.

It is an arithmetic number, because the mean of its divisors is an integer number (57765127).

Almost surely, 2^115530253 is an apocalyptic number.

It is an amenable number.

115530253 is a deficient number, since it is larger than the sum of its proper divisors (1).

115530253 is an equidigital number, since it uses as much as digits as its factorization.

115530253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2250, while the sum is 25.

The square root of 115530253 is about 10748.5000348886. The cubic root of 115530253 is about 487.0406848866.

Adding to 115530253 its reverse (352035511), we get a palindrome (467565764).

The spelling of 115530253 in words is "one hundred fifteen million, five hundred thirty thousand, two hundred fifty-three".