1142402242 has 8 divisors (see below), whose sum is σ = 1753454736. Its totient is φ = 557917332.

The previous prime is 1142402167. The next prime is 1142402263. The reversal of 1142402242 is 2422042411.

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 6641788 + ... + 6641959.

It is an arithmetic number, because the mean of its divisors is an integer number (219181842).

Almost surely, 2^1142402242 is an apocalyptic number.

1142402242 is a deficient number, since it is larger than the sum of its proper divisors (611052494).

1142402242 is a wasteful number, since it uses less digits than its factorization.

1142402242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13283792.

The product of its (nonzero) digits is 1024, while the sum is 22.

The square root of 1142402242 is about 33799.4414450890. The cubic root of 1142402242 is about 1045.3771802983.

Adding to 1142402242 its reverse (2422042411), we get a palindrome (3564444653).

The spelling of 1142402242 in words is "one billion, one hundred forty-two million, four hundred two thousand, two hundred forty-two".