29042555117 has 2 divisors, whose sum is σ = 29042555118. Its totient is φ = 29042555116.

The previous prime is 29042555099. The next prime is 29042555159. The reversal of 29042555117 is 71155524092.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28623902596 + 418652521 = 169186^2 + 20461^2 .

It is a cyclic number.

It is not a de Polignac number, because 29042555117 - 2¹⁸ = 29042292973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29042555197) 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, 14521277558 + 14521277559.

It is an arithmetic number, because the mean of its divisors is an integer number (14521277559).

Almost surely, 2^29042555117 is an apocalyptic number.

It is an amenable number.

29042555117 is a deficient number, since it is larger than the sum of its proper divisors (1).

29042555117 is an equidigital number, since it uses as much as digits as its factorization.

29042555117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 126000, while the sum is 41.

The spelling of 29042555117 in words is "twenty-nine billion, forty-two million, five hundred fifty-five thousand, one hundred seventeen".