30150173 has 2 divisors, whose sum is σ = 30150174. Its totient is φ = 30150172.

The previous prime is 30150167. The next prime is 30150179. The reversal of 30150173 is 37105103.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (30150167) and next prime (30150179).

It can be written as a sum of positive squares in only one way, i.e., 20403289 + 9746884 = 4517^2 + 3122^2 .

It is a cyclic number.

It is not a de Polignac number, because 30150173 - 2⁴ = 30150157 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30150179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15075086 + 15075087.

It is an arithmetic number, because the mean of its divisors is an integer number (15075087).

Almost surely, 2^30150173 is an apocalyptic number.

It is an amenable number.

30150173 is a deficient number, since it is larger than the sum of its proper divisors (1).

30150173 is an equidigital number, since it uses as much as digits as its factorization.

30150173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 315, while the sum is 20.

The square root of 30150173 is about 5490.9173186272. The cubic root of 30150173 is about 311.2408572445.

Adding to 30150173 its reverse (37105103), we get a palindrome (67255276).

The spelling of 30150173 in words is "thirty million, one hundred fifty thousand, one hundred seventy-three".