30703964729 has 2 divisors, whose sum is σ = 30703964730. Its totient is φ = 30703964728.

The previous prime is 30703964689. The next prime is 30703964737. The reversal of 30703964729 is 92746930703.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30643202704 + 60762025 = 175052^2 + 7795^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30703964729 is a prime.

It is not a weakly prime, because it can be changed into another prime (30703964029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15351982364 + 15351982365.

It is an arithmetic number, because the mean of its divisors is an integer number (15351982365).

Almost surely, 2^30703964729 is an apocalyptic number.

It is an amenable number.

30703964729 is a deficient number, since it is larger than the sum of its proper divisors (1).

30703964729 is an equidigital number, since it uses as much as digits as its factorization.

30703964729 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1714608, while the sum is 50.

The spelling of 30703964729 in words is "thirty billion, seven hundred three million, nine hundred sixty-four thousand, seven hundred twenty-nine".