1120304142 has 32 divisors (see below), whose sum is σ = 2536544160. Its totient is φ = 366387840.

The previous prime is 1120304137. The next prime is 1120304147. The reversal of 1120304142 is 2414030211.

It is an interprime number because it is at equal distance from previous prime (1120304137) and next prime (1120304147).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120304147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 192859 + ... + 198582.

It is an arithmetic number, because the mean of its divisors is an integer number (79267005).

Almost surely, 2^1120304142 is an apocalyptic number.

1120304142 is an abundant number, since it is smaller than the sum of its proper divisors (1416240018).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1120304142 is a wasteful number, since it uses less digits than its factorization.

1120304142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 391505 (or 391499 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1120304142 is about 33470.9447431649. The cubic root of 1120304142 is about 1038.5928151685.

Adding to 1120304142 its reverse (2414030211), we get a palindrome (3534334353).

The spelling of 1120304142 in words is "one billion, one hundred twenty million, three hundred four thousand, one hundred forty-two".