133980163 has 2 divisors, whose sum is σ = 133980164. Its totient is φ = 133980162.

The previous prime is 133980137. The next prime is 133980181. The reversal of 133980163 is 361089331.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133980163 is a prime.

It is a zygodrome in base 2.

It is not a weakly prime, because it can be changed into another prime (133980103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66990081 + 66990082.

It is an arithmetic number, because the mean of its divisors is an integer number (66990082).

Almost surely, 2^133980163 is an apocalyptic number.

133980163 is a deficient number, since it is larger than the sum of its proper divisors (1).

133980163 is an equidigital number, since it uses as much as digits as its factorization.

133980163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 133980163 is about 11574.9800431793. The cubic root of 133980163 is about 511.6977420793.

The spelling of 133980163 in words is "one hundred thirty-three million, nine hundred eighty thousand, one hundred sixty-three".