133632696961 has 2 divisors, whose sum is σ = 133632696962. Its totient is φ = 133632696960.

The previous prime is 133632696881. The next prime is 133632696971. The reversal of 133632696961 is 169696236331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 101620688400 + 32012008561 = 318780^2 + 178919^2 .

It is a cyclic number.

It is not a de Polignac number, because 133632696961 - 2²⁹ = 133095826049 is a prime.

It is not a weakly prime, because it can be changed into another prime (133632696971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66816348480 + 66816348481.

It is an arithmetic number, because the mean of its divisors is an integer number (66816348481).

Almost surely, 2^133632696961 is an apocalyptic number.

It is an amenable number.

133632696961 is a deficient number, since it is larger than the sum of its proper divisors (1).

133632696961 is an equidigital number, since it uses as much as digits as its factorization.

133632696961 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5668704, while the sum is 55.

The spelling of 133632696961 in words is "one hundred thirty-three billion, six hundred thirty-two million, six hundred ninety-six thousand, nine hundred sixty-one".