1132133121 has 24 divisors (see below), whose sum is σ = 1892583680. Its totient is φ = 638741376.

The previous prime is 1132133077. The next prime is 1132133137. The reversal of 1132133121 is 1213312311.

1132133121 is a `hidden beast` number, since 11 + 321 + 331 + 2 + 1 = 666.

It is not a de Polignac number, because 1132133121 - 2¹⁴ = 1132116737 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1132133094 and 1132133103.

It is not an unprimeable number, because it can be changed into a prime (1132133021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 108760 + ... + 118713.

Almost surely, 2^1132133121 is an apocalyptic number.

It is an amenable number.

1132133121 is a deficient number, since it is larger than the sum of its proper divisors (760450559).

1132133121 is a wasteful number, since it uses less digits than its factorization.

1132133121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227565 (or 227562 counting only the distinct ones).

The product of its digits is 108, while the sum is 18.

The square root of 1132133121 is about 33647.1859298813. The cubic root of 1132133121 is about 1042.2354286086.

Adding to 1132133121 its reverse (1213312311), we get a palindrome (2345445432).

The spelling of 1132133121 in words is "one billion, one hundred thirty-two million, one hundred thirty-three thousand, one hundred twenty-one".