30131302079 has 2 divisors, whose sum is σ = 30131302080. Its totient is φ = 30131302078.

The previous prime is 30131302067. The next prime is 30131302121. The reversal of 30131302079 is 97020313103.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30131302079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30131602079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15065651039 + 15065651040.

It is an arithmetic number, because the mean of its divisors is an integer number (15065651040).

Almost surely, 2^30131302079 is an apocalyptic number.

30131302079 is a deficient number, since it is larger than the sum of its proper divisors (1).

30131302079 is an equidigital number, since it uses as much as digits as its factorization.

30131302079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3402, while the sum is 29.

The spelling of 30131302079 in words is "thirty billion, one hundred thirty-one million, three hundred two thousand, seventy-nine".