30443142017 has 2 divisors, whose sum is σ = 30443142018. Its totient is φ = 30443142016.

The previous prime is 30443142011. The next prime is 30443142049. The reversal of 30443142017 is 71024134403.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26953758976 + 3489383041 = 164176^2 + 59071^2 .

It is a cyclic number.

It is not a de Polignac number, because 30443142017 - 2¹⁰ = 30443140993 is a prime.

It is not a weakly prime, because it can be changed into another prime (30443142011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15221571008 + 15221571009.

It is an arithmetic number, because the mean of its divisors is an integer number (15221571009).

Almost surely, 2^30443142017 is an apocalyptic number.

It is an amenable number.

30443142017 is a deficient number, since it is larger than the sum of its proper divisors (1).

30443142017 is an equidigital number, since it uses as much as digits as its factorization.

30443142017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 29.

The spelling of 30443142017 in words is "thirty billion, four hundred forty-three million, one hundred forty-two thousand, seventeen".