1132323421 has 2 divisors, whose sum is σ = 1132323422. Its totient is φ = 1132323420.

The previous prime is 1132323397. The next prime is 1132323461. The reversal of 1132323421 is 1243232311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1061847396 + 70476025 = 32586^2 + 8395^2 .

It is an emirp because it is prime and its reverse (1243232311) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1132323421 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1132323392 and 1132323401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1132323461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 566161710 + 566161711.

It is an arithmetic number, because the mean of its divisors is an integer number (566161711).

Almost surely, 2^1132323421 is an apocalyptic number.

It is an amenable number.

1132323421 is a deficient number, since it is larger than the sum of its proper divisors (1).

1132323421 is an equidigital number, since it uses as much as digits as its factorization.

1132323421 is an evil number, because the sum of its binary digits is even.

The product of its digits is 864, while the sum is 22.

The square root of 1132323421 is about 33650.0136849898. The cubic root of 1132323421 is about 1042.2938217094.

Adding to 1132323421 its reverse (1243232311), we get a palindrome (2375555732).

The spelling of 1132323421 in words is "one billion, one hundred thirty-two million, three hundred twenty-three thousand, four hundred twenty-one".