1132005121 has 32 divisors (see below), whose sum is σ = 1304978976. Its totient is φ = 974592000.

The previous prime is 1132005113. The next prime is 1132005137. The reversal of 1132005121 is 1215002311.

It can be written as a sum of positive squares in 16 ways, for example, as 676780225 + 455224896 = 26015^2 + 21336^2 .

It is a cyclic number.

It is not a de Polignac number, because 1132005121 - 2³ = 1132005113 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1132005095 and 1132005104.

It is not an unprimeable number, because it can be changed into a prime (1132005101) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1202511 + ... + 1203451.

It is an arithmetic number, because the mean of its divisors is an integer number (40780593).

Almost surely, 2^1132005121 is an apocalyptic number.

It is an amenable number.

1132005121 is a deficient number, since it is larger than the sum of its proper divisors (172973855).

1132005121 is a wasteful number, since it uses less digits than its factorization.

1132005121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1093.

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 1132005121 is about 33645.2837853985. The cubic root of 1132005121 is about 1042.1961484331.

Adding to 1132005121 its reverse (1215002311), we get a palindrome (2347007432).

The spelling of 1132005121 in words is "one billion, one hundred thirty-two million, five thousand, one hundred twenty-one".