1132012321 has 16 divisors (see below), whose sum is σ = 1292848128. Its totient is φ = 981125200.

The previous prime is 1132012279. The next prime is 1132012327. The reversal of 1132012321 is 1232102311.

It is not a de Polignac number, because 1132012321 - 2¹³ = 1132004129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1132012295 and 1132012304.

It is not an unprimeable number, because it can be changed into a prime (1132012327) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 71490 + ... + 85876.

It is an arithmetic number, because the mean of its divisors is an integer number (80803008).

Almost surely, 2^1132012321 is an apocalyptic number.

1132012321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1132012321 is a deficient number, since it is larger than the sum of its proper divisors (160835807).

1132012321 is a wasteful number, since it uses less digits than its factorization.

1132012321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14732.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1132012321 is about 33645.3907838800. The cubic root of 1132012321 is about 1042.1983580216.

Adding to 1132012321 its reverse (1232102311), we get a palindrome (2364114632).

The spelling of 1132012321 in words is "one billion, one hundred thirty-two million, twelve thousand, three hundred twenty-one".