133310173 has 2 divisors, whose sum is σ = 133310174. Its totient is φ = 133310172.

The previous prime is 133310159. The next prime is 133310183. The reversal of 133310173 is 371013331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 102151449 + 31158724 = 10107^2 + 5582^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133310173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133310183) 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, 66655086 + 66655087.

It is an arithmetic number, because the mean of its divisors is an integer number (66655087).

Almost surely, 2^133310173 is an apocalyptic number.

It is an amenable number.

133310173 is a deficient number, since it is larger than the sum of its proper divisors (1).

133310173 is an equidigital number, since it uses as much as digits as its factorization.

133310173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 567, while the sum is 22.

The square root of 133310173 is about 11546.0024683871. The cubic root of 133310173 is about 510.8433732463.

The spelling of 133310173 in words is "one hundred thirty-three million, three hundred ten thousand, one hundred seventy-three".