30872282443 has 2 divisors, whose sum is σ = 30872282444. Its totient is φ = 30872282442.

The previous prime is 30872282423. The next prime is 30872282447. The reversal of 30872282443 is 34428227803.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (34428227803) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 30872282443 - 2⁹ = 30872281931 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30872282443.

It is not a weakly prime, because it can be changed into another prime (30872282447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15436141221 + 15436141222.

It is an arithmetic number, because the mean of its divisors is an integer number (15436141222).

Almost surely, 2^30872282443 is an apocalyptic number.

30872282443 is a deficient number, since it is larger than the sum of its proper divisors (1).

30872282443 is an equidigital number, since it uses as much as digits as its factorization.

30872282443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 516096, while the sum is 43.

The spelling of 30872282443 in words is "thirty billion, eight hundred seventy-two million, two hundred eighty-two thousand, four hundred forty-three".