115511241 has 16 divisors (see below), whose sum is σ = 162579200. Its totient is φ = 72748368.

The previous prime is 115511237. The next prime is 115511251. The reversal of 115511241 is 142115511.

It is not a de Polignac number, because 115511241 - 2² = 115511237 is a prime.

It is not an unprimeable number, because it can be changed into a prime (115511251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18930 + ... + 24276.

It is an arithmetic number, because the mean of its divisors is an integer number (10161200).

Almost surely, 2^115511241 is an apocalyptic number.

It is an amenable number.

115511241 is a deficient number, since it is larger than the sum of its proper divisors (47067959).

115511241 is a wasteful number, since it uses less digits than its factorization.

115511241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5748.

The product of its digits is 200, while the sum is 21.

The square root of 115511241 is about 10747.6155960287. The cubic root of 115511241 is about 487.0139671359.

Adding to 115511241 its reverse (142115511), we get a palindrome (257626752).

The spelling of 115511241 in words is "one hundred fifteen million, five hundred eleven thousand, two hundred forty-one".