132728227 has 2 divisors, whose sum is σ = 132728228. Its totient is φ = 132728226.

The previous prime is 132728221. The next prime is 132728237. The reversal of 132728227 is 722827231.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 132728227 - 2²³ = 124339619 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 132728192 and 132728201.

It is not a weakly prime, because it can be changed into another prime (132728221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66364113 + 66364114.

It is an arithmetic number, because the mean of its divisors is an integer number (66364114).

Almost surely, 2^132728227 is an apocalyptic number.

132728227 is a deficient number, since it is larger than the sum of its proper divisors (1).

132728227 is an equidigital number, since it uses as much as digits as its factorization.

132728227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18816, while the sum is 34.

The square root of 132728227 is about 11520.7737153370. The cubic root of 132728227 is about 510.0989517085.

The spelling of 132728227 in words is "one hundred thirty-two million, seven hundred twenty-eight thousand, two hundred twenty-seven".