173313061 has 2 divisors, whose sum is σ = 173313062. Its totient is φ = 173313060.

The previous prime is 173313037. The next prime is 173313097. The reversal of 173313061 is 160313371.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 151044100 + 22268961 = 12290^2 + 4719^2 .

It is a cyclic number.

It is not a de Polignac number, because 173313061 - 2⁵ = 173313029 is a prime.

It is a super-2 number, since 2×173313061² = 60074834226379442, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (173713061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86656530 + 86656531.

It is an arithmetic number, because the mean of its divisors is an integer number (86656531).

Almost surely, 2^173313061 is an apocalyptic number.

It is an amenable number.

173313061 is a deficient number, since it is larger than the sum of its proper divisors (1).

173313061 is an equidigital number, since it uses as much as digits as its factorization.

173313061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1134, while the sum is 25.

The square root of 173313061 is about 13164.8418524493. The cubic root of 173313061 is about 557.5413695698.

The spelling of 173313061 in words is "one hundred seventy-three million, three hundred thirteen thousand, sixty-one".