1142430562 has 32 divisors (see below), whose sum is σ = 2200810752. Its totient is φ = 432298944.

The previous prime is 1142430503. The next prime is 1142430563. The reversal of 1142430562 is 2650342411.

It is a self number, because there is not a number n which added to its sum of digits gives 1142430562.

It is not an unprimeable number, because it can be changed into a prime (1142430563) 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 15 ways as a sum of consecutive naturals, for example, 132273 + ... + 140644.

It is an arithmetic number, because the mean of its divisors is an integer number (68775336).

Almost surely, 2^1142430562 is an apocalyptic number.

1142430562 is a deficient number, since it is larger than the sum of its proper divisors (1058380190).

1142430562 is a wasteful number, since it uses less digits than its factorization.

1142430562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272962.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 1142430562 is about 33799.8603843270. The cubic root of 1142430562 is about 1045.3858184807.

Adding to 1142430562 its reverse (2650342411), we get a palindrome (3792772973).

The spelling of 1142430562 in words is "one billion, one hundred forty-two million, four hundred thirty thousand, five hundred sixty-two".