1132563321 has 12 divisors (see below), whose sum is σ = 1637435748. Its totient is φ = 754344864.

The previous prime is 1132563319. The next prime is 1132563337. The reversal of 1132563321 is 1233652311.

1132563321 is a `hidden beast` number, since 1 + 1 + 3 + 2 + 5 + 633 + 21 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 975687696 + 156875625 = 31236^2 + 12525^2 .

It is not a de Polignac number, because 1132563321 - 2¹ = 1132563319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1132563121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47730 + ... + 67403.

It is an arithmetic number, because the mean of its divisors is an integer number (136452979).

Almost surely, 2^1132563321 is an apocalyptic number.

It is an amenable number.

1132563321 is a deficient number, since it is larger than the sum of its proper divisors (504872427).

1132563321 is a wasteful number, since it uses less digits than its factorization.

1132563321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116232 (or 116229 counting only the distinct ones).

The product of its digits is 3240, while the sum is 27.

The square root of 1132563321 is about 33653.5781307129. The cubic root of 1132563321 is about 1042.3674251300.

It can be divided in two parts, 1132 and 563321, that added together give a triangular number (564453 = T₁₀₆₂).

The spelling of 1132563321 in words is "one billion, one hundred thirty-two million, five hundred sixty-three thousand, three hundred twenty-one".