1120542025 has 6 divisors (see below), whose sum is σ = 1389472142. Its totient is φ = 896433600.

The previous prime is 1120541977. The next prime is 1120542041. The reversal of 1120542025 is 5202450211.

It can be written as a sum of positive squares in 3 ways, for example, as 2509056 + 1118032969 = 1584^2 + 33437^2 .

It is not a de Polignac number, because 1120542025 - 2¹⁷ = 1120410953 is a prime.

It is a super-2 number, since 2×1120542025² = 2511228859582201250, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1120541987 and 1120542005.

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 5 ways as a sum of consecutive naturals, for example, 22410816 + ... + 22410865.

Almost surely, 2^1120542025 is an apocalyptic number.

It is an amenable number.

1120542025 is a deficient number, since it is larger than the sum of its proper divisors (268930117).

1120542025 is an equidigital number, since it uses as much as digits as its factorization.

1120542025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44821691 (or 44821686 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 1120542025 is about 33474.4981291729. The cubic root of 1120542025 is about 1038.6663208296. Note that the first 3 decimals are identical.

Adding to 1120542025 its reverse (5202450211), we get a palindrome (6322992236).

The spelling of 1120542025 in words is "one billion, one hundred twenty million, five hundred forty-two thousand, twenty-five".