133166645363 has 2 divisors, whose sum is σ = 133166645364. Its totient is φ = 133166645362.

The previous prime is 133166645291. The next prime is 133166645389. The reversal of 133166645363 is 363546661331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 133166645363 - 2²⁰ = 133165596787 is a prime.

It is not a weakly prime, because it can be changed into another prime (133166645393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66583322681 + 66583322682.

It is an arithmetic number, because the mean of its divisors is an integer number (66583322682).

Almost surely, 2^133166645363 is an apocalyptic number.

133166645363 is a deficient number, since it is larger than the sum of its proper divisors (1).

133166645363 is an equidigital number, since it uses as much as digits as its factorization.

133166645363 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2099520, while the sum is 47.

The spelling of 133166645363 in words is "one hundred thirty-three billion, one hundred sixty-six million, six hundred forty-five thousand, three hundred sixty-three".