1132310021 has 2 divisors, whose sum is σ = 1132310022. Its totient is φ = 1132310020.

The previous prime is 1132309991. The next prime is 1132310057. The reversal of 1132310021 is 1200132311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 862890625 + 269419396 = 29375^2 + 16414^2 .

It is a cyclic number.

It is not a de Polignac number, because 1132310021 - 2²² = 1128115717 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1132309978 and 1132310005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1132312021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 566155010 + 566155011.

It is an arithmetic number, because the mean of its divisors is an integer number (566155011).

Almost surely, 2^1132310021 is an apocalyptic number.

It is an amenable number.

1132310021 is a deficient number, since it is larger than the sum of its proper divisors (1).

1132310021 is an equidigital number, since it uses as much as digits as its factorization.

1132310021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 1132310021 is about 33649.8145760122. The cubic root of 1132310021 is about 1042.2897101655.

Adding to 1132310021 its reverse (1200132311), we get a palindrome (2332442332).

The spelling of 1132310021 in words is "one billion, one hundred thirty-two million, three hundred ten thousand, twenty-one".