1140344042 has 8 divisors (see below), whose sum is σ = 1712005632. Its totient is φ = 569675500.

The previous prime is 1140344017. The next prime is 1140344057. The reversal of 1140344042 is 2404430411.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 1140343999 and 1140344017.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 245384 + ... + 249987.

It is an arithmetic number, because the mean of its divisors is an integer number (214000704).

Almost surely, 2^1140344042 is an apocalyptic number.

1140344042 is a deficient number, since it is larger than the sum of its proper divisors (571661590).

1140344042 is a wasteful number, since it uses less digits than its factorization.

1140344042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 496524.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 1140344042 is about 33768.9804702481. The cubic root of 1140344042 is about 1044.7490043771.

Adding to 1140344042 its reverse (2404430411), we get a palindrome (3544774453).

The spelling of 1140344042 in words is "one billion, one hundred forty million, three hundred forty-four thousand, forty-two".