1120342 has 4 divisors (see below), whose sum is σ = 1680516. Its totient is φ = 560170.

The previous prime is 1120337. The next prime is 1120349. The reversal of 1120342 is 2430211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2430211 = 7 ⋅347173.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280084 + ... + 280087.

It is an arithmetic number, because the mean of its divisors is an integer number (420129).

2^1120342 is an apocalyptic number.

1120342 is a deficient number, since it is larger than the sum of its proper divisors (560174).

1120342 is an equidigital number, since it uses as much as digits as its factorization.

1120342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560173.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 1120342 is about 1058.4620919050. The cubic root of 1120342 is about 103.8604513957.

Adding to 1120342 its reverse (2430211), we get a palindrome (3550553).

The spelling of 1120342 in words is "one million, one hundred twenty thousand, three hundred forty-two".