29242117 has 2 divisors, whose sum is σ = 29242118. Its totient is φ = 29242116.

The previous prime is 29242079. The next prime is 29242141. The reversal of 29242117 is 71124292.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26532801 + 2709316 = 5151^2 + 1646^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-29242117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29242417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14621058 + 14621059.

It is an arithmetic number, because the mean of its divisors is an integer number (14621059).

Almost surely, 2^29242117 is an apocalyptic number.

It is an amenable number.

29242117 is a deficient number, since it is larger than the sum of its proper divisors (1).

29242117 is an equidigital number, since it uses as much as digits as its factorization.

29242117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2016, while the sum is 28.

The square root of 29242117 is about 5407.5980804790. The cubic root of 29242117 is about 308.0843257330.

It can be divided in two parts, 2924 and 2117, that added together give a square (5041 = 71²).

The spelling of 29242117 in words is "twenty-nine million, two hundred forty-two thousand, one hundred seventeen".