1142300044 has 12 divisors (see below), whose sum is σ = 1999263168. Its totient is φ = 571082000.

The previous prime is 1142300039. The next prime is 1142300063. The reversal of 1142300044 is 4400032411.

It is a junction number, because it is equal to n+sod(n) for n = 1142299994 and 1142300030.

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, 50949 + ... + 69859.

It is an arithmetic number, because the mean of its divisors is an integer number (166605264).

Almost surely, 2^1142300044 is an apocalyptic number.

It is an amenable number.

1142300044 is a deficient number, since it is larger than the sum of its proper divisors (856963124).

1142300044 is a wasteful number, since it uses less digits than its factorization.

1142300044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34016 (or 34014 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 1142300044 is about 33797.9295815587. The cubic root of 1142300044 is about 1045.3460066191.

Adding to 1142300044 its reverse (4400032411), we get a palindrome (5542332455).

The spelling of 1142300044 in words is "one billion, one hundred forty-two million, three hundred thousand, forty-four".