30140341993 has 2 divisors, whose sum is σ = 30140341994. Its totient is φ = 30140341992.

The previous prime is 30140341967. The next prime is 30140342077. The reversal of 30140341993 is 39914304103.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28664860249 + 1475481744 = 169307^2 + 38412^2 .

It is a cyclic number.

It is not a de Polignac number, because 30140341993 - 2⁵ = 30140341961 is a prime.

It is not a weakly prime, because it can be changed into another prime (30140341943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15070170996 + 15070170997.

It is an arithmetic number, because the mean of its divisors is an integer number (15070170997).

Almost surely, 2^30140341993 is an apocalyptic number.

It is an amenable number.

30140341993 is a deficient number, since it is larger than the sum of its proper divisors (1).

30140341993 is an equidigital number, since it uses as much as digits as its factorization.

30140341993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34992, while the sum is 37.

It can be divided in two parts, 301403 and 41993, that added together give a square (343396 = 586²).

The spelling of 30140341993 in words is "thirty billion, one hundred forty million, three hundred forty-one thousand, nine hundred ninety-three".