132303421 has 2 divisors, whose sum is σ = 132303422. Its totient is φ = 132303420.

The previous prime is 132303419. The next prime is 132303439. The reversal of 132303421 is 124303231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 91202500 + 41100921 = 9550^2 + 6411^2 .

It is a cyclic number.

It is not a de Polignac number, because 132303421 - 2¹ = 132303419 is a prime.

Together with 132303419, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (132303491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66151710 + 66151711.

It is an arithmetic number, because the mean of its divisors is an integer number (66151711).

Almost surely, 2^132303421 is an apocalyptic number.

It is an amenable number.

132303421 is a deficient number, since it is larger than the sum of its proper divisors (1).

132303421 is an equidigital number, since it uses as much as digits as its factorization.

132303421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 132303421 is about 11502.3224176685. The cubic root of 132303421 is about 509.5541675969.

Adding to 132303421 its reverse (124303231), we get a palindrome (256606652).

The spelling of 132303421 in words is "one hundred thirty-two million, three hundred three thousand, four hundred twenty-one".