30163073 has 2 divisors, whose sum is σ = 30163074. Its totient is φ = 30163072.

The previous prime is 30163043. The next prime is 30163099. The reversal of 30163073 is 37036103.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16265089 + 13897984 = 4033^2 + 3728^2 .

It is a cyclic number.

It is not a de Polignac number, because 30163073 - 2⁶ = 30163009 is a prime.

It is not a weakly prime, because it can be changed into another prime (30163033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15081536 + 15081537.

It is an arithmetic number, because the mean of its divisors is an integer number (15081537).

Almost surely, 2^30163073 is an apocalyptic number.

It is an amenable number.

30163073 is a deficient number, since it is larger than the sum of its proper divisors (1).

30163073 is an equidigital number, since it uses as much as digits as its factorization.

30163073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1134, while the sum is 23.

The square root of 30163073 is about 5492.0918601203. The cubic root of 30163073 is about 311.2852399039.

Adding to 30163073 its reverse (37036103), we get a palindrome (67199176).

The spelling of 30163073 in words is "thirty million, one hundred sixty-three thousand, seventy-three".