1142505024 has 28 divisors (see below), whose sum is σ = 3022878384. Its totient is φ = 380834944.

The previous prime is 1142504989. The next prime is 1142505029. The reversal of 1142505024 is 4205052411.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 1142504985 and 1142505003.

It is not an unprimeable number, because it can be changed into a prime (1142505029) by changing a digit.

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, 2975082 + ... + 2975465.

Almost surely, 2^1142505024 is an apocalyptic number.

It is an amenable number.

1142505024 is an abundant number, since it is smaller than the sum of its proper divisors (1880373360).

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

1142505024 is an equidigital number, since it uses as much as digits as its factorization.

1142505024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5950562 (or 5950552 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 1142505024 is about 33800.9618798045. The cubic root of 1142505024 is about 1045.4085302412.

Adding to 1142505024 its reverse (4205052411), we get a palindrome (5347557435).

The spelling of 1142505024 in words is "one billion, one hundred forty-two million, five hundred five thousand, twenty-four".