115522241 has 4 divisors (see below), whose sum is σ = 115544832. Its totient is φ = 115499652.

The previous prime is 115522237. The next prime is 115522279. The reversal of 115522241 is 142225511.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 115522241 - 2² = 115522237 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115522291) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 440 + ... + 15206.

It is an arithmetic number, because the mean of its divisors is an integer number (28886208).

Almost surely, 2^115522241 is an apocalyptic number.

It is an amenable number.

115522241 is a deficient number, since it is larger than the sum of its proper divisors (22591).

115522241 is an equidigital number, since it uses as much as digits as its factorization.

115522241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22590.

The product of its digits is 800, while the sum is 23.

The square root of 115522241 is about 10748.1273252600. The cubic root of 115522241 is about 487.0294259015.

Adding to 115522241 its reverse (142225511), we get a palindrome (257747752).

The spelling of 115522241 in words is "one hundred fifteen million, five hundred twenty-two thousand, two hundred forty-one".