1120533121 has 4 divisors (see below), whose sum is σ = 1186446852. Its totient is φ = 1054619392.

The previous prime is 1120533119. The next prime is 1120533131. The reversal of 1120533121 is 1213350211.

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

It can be written as a sum of positive squares in 2 ways, for example, as 693532225 + 427000896 = 26335^2 + 20664^2 .

It is a cyclic number.

It is not a de Polignac number, because 1120533121 - 2¹ = 1120533119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1120533131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32956840 + ... + 32956873.

It is an arithmetic number, because the mean of its divisors is an integer number (296611713).

Almost surely, 2^1120533121 is an apocalyptic number.

It is an amenable number.

1120533121 is a deficient number, since it is larger than the sum of its proper divisors (65913731).

1120533121 is an equidigital number, since it uses as much as digits as its factorization.

1120533121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65913730.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 1120533121 is about 33474.3651321425. The cubic root of 1120533121 is about 1038.6635696880.

Adding to 1120533121 its reverse (1213350211), we get a palindrome (2333883332).

The spelling of 1120533121 in words is "one billion, one hundred twenty million, five hundred thirty-three thousand, one hundred twenty-one".