1142616004 has 24 divisors (see below), whose sum is σ = 2014629120. Its totient is φ = 567018816.

The previous prime is 1142615987. The next prime is 1142616017. The reversal of 1142616004 is 4006162411.

It is a self number, because there is not a number n which added to its sum of digits gives 1142616004.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 860389 + ... + 861715.

It is an arithmetic number, because the mean of its divisors is an integer number (83942880).

Almost surely, 2^1142616004 is an apocalyptic number.

It is an amenable number.

1142616004 is a deficient number, since it is larger than the sum of its proper divisors (872013116).

1142616004 is a wasteful number, since it uses less digits than its factorization.

1142616004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2787 (or 2785 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 1142616004 is about 33802.6035091973. The cubic root of 1142616004 is about 1045.4423785773.

Adding to 1142616004 its reverse (4006162411), we get a palindrome (5148778415).

The spelling of 1142616004 in words is "one billion, one hundred forty-two million, six hundred sixteen thousand, four".