1120131442 has 4 divisors (see below), whose sum is σ = 1680197166. Its totient is φ = 560065720.

The previous prime is 1120131437. The next prime is 1120131457. The reversal of 1120131442 is 2441310211.

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

It can be written as a sum of positive squares in only one way, i.e., 1003685761 + 116445681 = 31681^2 + 10791^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280032859 + ... + 280032862.

Almost surely, 2^1120131442 is an apocalyptic number.

1120131442 is a deficient number, since it is larger than the sum of its proper divisors (560065724).

1120131442 is an equidigital number, since it uses as much as digits as its factorization.

1120131442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560065723.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 1120131442 is about 33468.3647942352. The cubic root of 1120131442 is about 1038.5394444840.

Adding to 1120131442 its reverse (2441310211), we get a palindrome (3561441653).

The spelling of 1120131442 in words is "one billion, one hundred twenty million, one hundred thirty-one thousand, four hundred forty-two".