29127366139 has 2 divisors, whose sum is σ = 29127366140. Its totient is φ = 29127366138.

The previous prime is 29127366137. The next prime is 29127366197. The reversal of 29127366139 is 93166372192.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 29127366139 - 2¹ = 29127366137 is a prime.

Together with 29127366137, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 29127366092 and 29127366101.

It is not a weakly prime, because it can be changed into another prime (29127366131) 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, 14563683069 + 14563683070.

It is an arithmetic number, because the mean of its divisors is an integer number (14563683070).

Almost surely, 2^29127366139 is an apocalyptic number.

29127366139 is a deficient number, since it is larger than the sum of its proper divisors (1).

29127366139 is an equidigital number, since it uses as much as digits as its factorization.

29127366139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 734832, while the sum is 49.

The spelling of 29127366139 in words is "twenty-nine billion, one hundred twenty-seven million, three hundred sixty-six thousand, one hundred thirty-nine".