1155143424 has 36 divisors (see below), whose sum is σ = 3074368136. Its totient is φ = 385047552.

The previous prime is 1155143411. The next prime is 1155143501. The reversal of 1155143424 is 4243415511.

It is a junction number, because it is equal to n+sod(n) for n = 1155143391 and 1155143400.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 751279 + ... + 752814.

Almost surely, 2^1155143424 is an apocalyptic number.

It is an amenable number.

1155143424 is an abundant number, since it is smaller than the sum of its proper divisors (1919224712).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1155143424 is an equidigital number, since it uses as much as digits as its factorization.

1155143424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1504112 (or 1504098 counting only the distinct ones).

The product of its digits is 9600, while the sum is 30.

The square root of 1155143424 is about 33987.4009597674. The cubic root of 1155143424 is about 1049.2491757071.

Adding to 1155143424 its reverse (4243415511), we get a palindrome (5398558935).

The spelling of 1155143424 in words is "one billion, one hundred fifty-five million, one hundred forty-three thousand, four hundred twenty-four".