173373313 has 2 divisors, whose sum is σ = 173373314. Its totient is φ = 173373312.

The previous prime is 173373311. The next prime is 173373337. The reversal of 173373313 is 313373371.

173373313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 151954929 + 21418384 = 12327^2 + 4628^2 .

It is a cyclic number.

It is not a de Polignac number, because 173373313 - 2¹ = 173373311 is a prime.

Together with 173373311, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (173373311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86686656 + 86686657.

It is an arithmetic number, because the mean of its divisors is an integer number (86686657).

Almost surely, 2^173373313 is an apocalyptic number.

It is an amenable number.

173373313 is a deficient number, since it is larger than the sum of its proper divisors (1).

173373313 is an equidigital number, since it uses as much as digits as its factorization.

173373313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11907, while the sum is 31.

The square root of 173373313 is about 13167.1300213828. The cubic root of 173373313 is about 557.6059715302.

The spelling of 173373313 in words is "one hundred seventy-three million, three hundred seventy-three thousand, three hundred thirteen".