132321401 has 2 divisors, whose sum is σ = 132321402. Its totient is φ = 132321400.

The previous prime is 132321389. The next prime is 132321419. The reversal of 132321401 is 104123231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 132273001 + 48400 = 11501^2 + 220^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-132321401 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 132321401.

It is not a weakly prime, because it can be changed into another prime (132326401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66160700 + 66160701.

It is an arithmetic number, because the mean of its divisors is an integer number (66160701).

Almost surely, 2^132321401 is an apocalyptic number.

It is an amenable number.

132321401 is a deficient number, since it is larger than the sum of its proper divisors (1).

132321401 is an equidigital number, since it uses as much as digits as its factorization.

132321401 is an evil number, because the sum of its binary digits is even.

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

The square root of 132321401 is about 11503.1039724068. The cubic root of 132321401 is about 509.5772493103.

Adding to 132321401 its reverse (104123231), we get a palindrome (236444632).

The spelling of 132321401 in words is "one hundred thirty-two million, three hundred twenty-one thousand, four hundred one".