1120002142 has 8 divisors (see below), whose sum is σ = 1920003696. Its totient is φ = 480000912.

The previous prime is 1120002119. The next prime is 1120002161. The reversal of 1120002142 is 2412000211.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a zygodrome in base 3.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 40000063 + ... + 40000090.

It is an arithmetic number, because the mean of its divisors is an integer number (240000462).

Almost surely, 2^1120002142 is an apocalyptic number.

1120002142 is a deficient number, since it is larger than the sum of its proper divisors (800001554).

1120002142 is an equidigital number, since it uses as much as digits as its factorization.

1120002142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80000162.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 1120002142 is about 33466.4330635937. The cubic root of 1120002142 is about 1038.4994824128.

Adding to 1120002142 its reverse (2412000211), we get a palindrome (3532002353).

The spelling of 1120002142 in words is "one billion, one hundred twenty million, two thousand, one hundred forty-two".