1132320401 has 2 divisors, whose sum is σ = 1132320402. Its totient is φ = 1132320400.

The previous prime is 1132320373. The next prime is 1132320403. The reversal of 1132320401 is 1040232311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 978188176 + 154132225 = 31276^2 + 12415^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1132320401 is a prime.

Together with 1132320403, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1132320401.

It is not a weakly prime, because it can be changed into another prime (1132320403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 566160200 + 566160201.

It is an arithmetic number, because the mean of its divisors is an integer number (566160201).

Almost surely, 2^1132320401 is an apocalyptic number.

It is an amenable number.

1132320401 is a deficient number, since it is larger than the sum of its proper divisors (1).

1132320401 is an equidigital number, since it uses as much as digits as its factorization.

1132320401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1132320401 is about 33649.9688112783. The cubic root of 1132320401 is about 1042.2928950807.

Adding to 1132320401 its reverse (1040232311), we get a palindrome (2172552712).

The spelling of 1132320401 in words is "one billion, one hundred thirty-two million, three hundred twenty thousand, four hundred one".