132220709 has 2 divisors, whose sum is σ = 132220710. Its totient is φ = 132220708.

The previous prime is 132220703. The next prime is 132220727. The reversal of 132220709 is 907022231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76300225 + 55920484 = 8735^2 + 7478^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-132220709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (132220703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66110354 + 66110355.

It is an arithmetic number, because the mean of its divisors is an integer number (66110355).

Almost surely, 2^132220709 is an apocalyptic number.

It is an amenable number.

132220709 is a deficient number, since it is larger than the sum of its proper divisors (1).

132220709 is an equidigital number, since it uses as much as digits as its factorization.

132220709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 132220709 is about 11498.7264077375. The cubic root of 132220709 is about 509.4479596347.

The spelling of 132220709 in words is "one hundred thirty-two million, two hundred twenty thousand, seven hundred nine".