29705970313 has 2 divisors, whose sum is σ = 29705970314. Its totient is φ = 29705970312.

The previous prime is 29705970277. The next prime is 29705970347. The reversal of 29705970313 is 31307950792.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29327590009 + 378380304 = 171253^2 + 19452^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-29705970313 is a prime.

It is not a weakly prime, because it can be changed into another prime (29705970353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14852985156 + 14852985157.

It is an arithmetic number, because the mean of its divisors is an integer number (14852985157).

Almost surely, 2^29705970313 is an apocalyptic number.

It is an amenable number.

29705970313 is a deficient number, since it is larger than the sum of its proper divisors (1).

29705970313 is an equidigital number, since it uses as much as digits as its factorization.

29705970313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 357210, while the sum is 46.

The spelling of 29705970313 in words is "twenty-nine billion, seven hundred five million, nine hundred seventy thousand, three hundred thirteen".