132231427 has 2 divisors, whose sum is σ = 132231428. Its totient is φ = 132231426.

The previous prime is 132231413. The next prime is 132231481. The reversal of 132231427 is 724132231.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (724132231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 132231427 - 2²³ = 123842819 is a prime.

It is not a weakly prime, because it can be changed into another prime (132232427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66115713 + 66115714.

It is an arithmetic number, because the mean of its divisors is an integer number (66115714).

Almost surely, 2^132231427 is an apocalyptic number.

132231427 is a deficient number, since it is larger than the sum of its proper divisors (1).

132231427 is an equidigital number, since it uses as much as digits as its factorization.

132231427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2016, while the sum is 25.

The square root of 132231427 is about 11499.1924499071. The cubic root of 132231427 is about 509.4617247898.

Adding to 132231427 its reverse (724132231), we get a palindrome (856363658).

The spelling of 132231427 in words is "one hundred thirty-two million, two hundred thirty-one thousand, four hundred twenty-seven".