30316342873 has 2 divisors, whose sum is σ = 30316342874. Its totient is φ = 30316342872.

The previous prime is 30316342853. The next prime is 30316342883. The reversal of 30316342873 is 37824361303.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19838159104 + 10478183769 = 140848^2 + 102363^2 .

It is an emirp because it is prime and its reverse (37824361303) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 30316342873 - 2⁵ = 30316342841 is a prime.

It is not a weakly prime, because it can be changed into another prime (30316342853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15158171436 + 15158171437.

It is an arithmetic number, because the mean of its divisors is an integer number (15158171437).

Almost surely, 2^30316342873 is an apocalyptic number.

It is an amenable number.

30316342873 is a deficient number, since it is larger than the sum of its proper divisors (1).

30316342873 is an equidigital number, since it uses as much as digits as its factorization.

30316342873 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 217728, while the sum is 40.

The spelling of 30316342873 in words is "thirty billion, three hundred sixteen million, three hundred forty-two thousand, eight hundred seventy-three".