115240133 has 2 divisors, whose sum is σ = 115240134. Its totient is φ = 115240132.

The previous prime is 115240121. The next prime is 115240159. The reversal of 115240133 is 331042511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 91833889 + 23406244 = 9583^2 + 4838^2 .

It is a cyclic number.

It is not a de Polignac number, because 115240133 - 2²² = 111045829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115249133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57620066 + 57620067.

It is an arithmetic number, because the mean of its divisors is an integer number (57620067).

Almost surely, 2^115240133 is an apocalyptic number.

It is an amenable number.

115240133 is a deficient number, since it is larger than the sum of its proper divisors (1).

115240133 is an equidigital number, since it uses as much as digits as its factorization.

115240133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 115240133 is about 10734.9957149502. The cubic root of 115240133 is about 486.6326570237.

Adding to 115240133 its reverse (331042511), we get a palindrome (446282644).

The spelling of 115240133 in words is "one hundred fifteen million, two hundred forty thousand, one hundred thirty-three".