29081279147 has 2 divisors, whose sum is σ = 29081279148. Its totient is φ = 29081279146.

The previous prime is 29081279099. The next prime is 29081279153. The reversal of 29081279147 is 74197218092.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 29081279147 - 2¹⁶ = 29081213611 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 29081279095 and 29081279104.

It is not a weakly prime, because it can be changed into another prime (29081279197) 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, 14540639573 + 14540639574.

It is an arithmetic number, because the mean of its divisors is an integer number (14540639574).

Almost surely, 2^29081279147 is an apocalyptic number.

29081279147 is a deficient number, since it is larger than the sum of its proper divisors (1).

29081279147 is an equidigital number, since it uses as much as digits as its factorization.

29081279147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 508032, while the sum is 50.

The spelling of 29081279147 in words is "twenty-nine billion, eighty-one million, two hundred seventy-nine thousand, one hundred forty-seven".