1125321422 has 4 divisors (see below), whose sum is σ = 1687982136. Its totient is φ = 562660710.

The previous prime is 1125321403. The next prime is 1125321469. The reversal of 1125321422 is 2241235211.

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

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 as a sum of consecutive naturals, namely, 281330354 + ... + 281330357.

It is an arithmetic number, because the mean of its divisors is an integer number (421995534).

Almost surely, 2^1125321422 is an apocalyptic number.

1125321422 is a deficient number, since it is larger than the sum of its proper divisors (562660714).

1125321422 is an equidigital number, since it uses as much as digits as its factorization.

1125321422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 562660713.

The product of its digits is 960, while the sum is 23.

The square root of 1125321422 is about 33545.8107965808. The cubic root of 1125321422 is about 1040.1409516799.

Adding to 1125321422 its reverse (2241235211), we get a palindrome (3366556633).

The spelling of 1125321422 in words is "one billion, one hundred twenty-five million, three hundred twenty-one thousand, four hundred twenty-two".