1120323142 has 4 divisors (see below), whose sum is σ = 1680484716. Its totient is φ = 560161570.

The previous prime is 1120323121. The next prime is 1120323143. The reversal of 1120323142 is 2413230211.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-4 number, since 4×1120323142⁴ (a number of 37 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120323143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280080784 + ... + 280080787.

It is an arithmetic number, because the mean of its divisors is an integer number (420121179).

Almost surely, 2^1120323142 is an apocalyptic number.

1120323142 is a deficient number, since it is larger than the sum of its proper divisors (560161574).

1120323142 is an equidigital number, since it uses as much as digits as its factorization.

1120323142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560161573.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1120323142 is about 33471.2285702213. The cubic root of 1120323142 is about 1038.5986865360.

Adding to 1120323142 its reverse (2413230211), we get a palindrome (3533553353).

The spelling of 1120323142 in words is "one billion, one hundred twenty million, three hundred twenty-three thousand, one hundred forty-two".