1142355404 has 12 divisors (see below), whose sum is σ = 2033005800. Its totient is φ = 561496608.

The previous prime is 1142355397. The next prime is 1142355419. The reversal of 1142355404 is 4045532411.

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, 2420009 + ... + 2420480.

It is an arithmetic number, because the mean of its divisors is an integer number (169417150).

Almost surely, 2^1142355404 is an apocalyptic number.

It is an amenable number.

1142355404 is a deficient number, since it is larger than the sum of its proper divisors (890650396).

1142355404 is a wasteful number, since it uses less digits than its factorization.

1142355404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4840552 (or 4840550 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 1142355404 is about 33798.7485567143. The cubic root of 1142355404 is about 1045.3628934316.

Adding to 1142355404 its reverse (4045532411), we get a palindrome (5187887815).

The spelling of 1142355404 in words is "one billion, one hundred forty-two million, three hundred fifty-five thousand, four hundred four".