30851059 has 2 divisors, whose sum is σ = 30851060. Its totient is φ = 30851058.

The previous prime is 30851053. The next prime is 30851063. The reversal of 30851059 is 95015803.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 30851059 - 2¹⁷ = 30719987 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30851059.

It is not a weakly prime, because it can be changed into another prime (30851053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15425529 + 15425530.

It is an arithmetic number, because the mean of its divisors is an integer number (15425530).

Almost surely, 2^30851059 is an apocalyptic number.

30851059 is a deficient number, since it is larger than the sum of its proper divisors (1).

30851059 is an equidigital number, since it uses as much as digits as its factorization.

30851059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 31.

The square root of 30851059 is about 5554.3729619103. The cubic root of 30851059 is about 313.6341601851.

The spelling of 30851059 in words is "thirty million, eight hundred fifty-one thousand, fifty-nine".