30000828161 has 2 divisors, whose sum is σ = 30000828162. Its totient is φ = 30000828160.

The previous prime is 30000828029. The next prime is 30000828223. The reversal of 30000828161 is 16182800003.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22160788225 + 7840039936 = 148865^2 + 88544^2 .

It is a cyclic number.

It is not a de Polignac number, because 30000828161 - 2¹⁸ = 30000566017 is a prime.

It is not a weakly prime, because it can be changed into another prime (30000821161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15000414080 + 15000414081.

It is an arithmetic number, because the mean of its divisors is an integer number (15000414081).

Almost surely, 2^30000828161 is an apocalyptic number.

It is an amenable number.

30000828161 is a deficient number, since it is larger than the sum of its proper divisors (1).

30000828161 is an equidigital number, since it uses as much as digits as its factorization.

30000828161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 29.

The spelling of 30000828161 in words is "thirty billion, eight hundred twenty-eight thousand, one hundred sixty-one".