1155442424 has 32 divisors (see below), whose sum is σ = 2194644240. Its totient is φ = 570240000.

The previous prime is 1155442423. The next prime is 1155442429. The reversal of 1155442424 is 4242445511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1155442423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 283199 + ... + 287249.

Almost surely, 2^1155442424 is an apocalyptic number.

It is an amenable number.

1155442424 is a deficient number, since it is larger than the sum of its proper divisors (1039201816).

1155442424 is a wasteful number, since it uses less digits than its factorization.

1155442424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4511 (or 4507 counting only the distinct ones).

The product of its digits is 25600, while the sum is 32.

The square root of 1155442424 is about 33991.7993639642. The cubic root of 1155442424 is about 1049.3396979264.

Adding to 1155442424 its reverse (4242445511), we get a palindrome (5397887935).

The spelling of 1155442424 in words is "one billion, one hundred fifty-five million, four hundred forty-two thousand, four hundred twenty-four".