132651928921 has 2 divisors, whose sum is σ = 132651928922. Its totient is φ = 132651928920.

The previous prime is 132651928909. The next prime is 132651928951. The reversal of 132651928921 is 129829156231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 114382622025 + 18269306896 = 338205^2 + 135164^2 .

It is a cyclic number.

It is not a de Polignac number, because 132651928921 - 2⁵ = 132651928889 is a prime.

It is not a weakly prime, because it can be changed into another prime (132651928901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66325964460 + 66325964461.

It is an arithmetic number, because the mean of its divisors is an integer number (66325964461).

Almost surely, 2^132651928921 is an apocalyptic number.

It is an amenable number.

132651928921 is a deficient number, since it is larger than the sum of its proper divisors (1).

132651928921 is an equidigital number, since it uses as much as digits as its factorization.

132651928921 is an evil number, because the sum of its binary digits is even.

The product of its digits is 466560, while the sum is 49.

The spelling of 132651928921 in words is "one hundred thirty-two billion, six hundred fifty-one million, nine hundred twenty-eight thousand, nine hundred twenty-one".