132906649 has 2 divisors, whose sum is σ = 132906650. Its totient is φ = 132906648.

The previous prime is 132906619. The next prime is 132906667. The reversal of 132906649 is 946609231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 132710400 + 196249 = 11520^2 + 443^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-132906649 is a prime.

It is not a weakly prime, because it can be changed into another prime (132906619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66453324 + 66453325.

It is an arithmetic number, because the mean of its divisors is an integer number (66453325).

Almost surely, 2^132906649 is an apocalyptic number.

It is an amenable number.

132906649 is a deficient number, since it is larger than the sum of its proper divisors (1).

132906649 is an equidigital number, since it uses as much as digits as its factorization.

132906649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69984, while the sum is 40.

The square root of 132906649 is about 11528.5146050998. The cubic root of 132906649 is about 510.3274188698.

The spelling of 132906649 in words is "one hundred thirty-two million, nine hundred six thousand, six hundred forty-nine".