1155124241 has 8 divisors (see below), whose sum is σ = 1177424640. Its totient is φ = 1132842672.

The previous prime is 1155124237. The next prime is 1155124253. The reversal of 1155124241 is 1424215511.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1155124241 - 2² = 1155124237 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1155124241.

It is not an unprimeable number, because it can be changed into a prime (1155124441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 227456 + ... + 232478.

It is an arithmetic number, because the mean of its divisors is an integer number (147178080).

Almost surely, 2^1155124241 is an apocalyptic number.

It is an amenable number.

1155124241 is a deficient number, since it is larger than the sum of its proper divisors (22300399).

1155124241 is an equidigital number, since it uses as much as digits as its factorization.

1155124241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9415.

The product of its digits is 1600, while the sum is 26.

The square root of 1155124241 is about 33987.1187510798. The cubic root of 1155124241 is about 1049.2433675226.

Adding to 1155124241 its reverse (1424215511), we get a palindrome (2579339752).

The spelling of 1155124241 in words is "one billion, one hundred fifty-five million, one hundred twenty-four thousand, two hundred forty-one".