29109602117 has 2 divisors, whose sum is σ = 29109602118. Its totient is φ = 29109602116.

The previous prime is 29109602101. The next prime is 29109602141. The reversal of 29109602117 is 71120690192.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25745486116 + 3364116001 = 160454^2 + 58001^2 .

It is a cyclic number.

It is not a de Polignac number, because 29109602117 - 2⁴ = 29109602101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29109602147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14554801058 + 14554801059.

It is an arithmetic number, because the mean of its divisors is an integer number (14554801059).

Almost surely, 2^29109602117 is an apocalyptic number.

It is an amenable number.

29109602117 is a deficient number, since it is larger than the sum of its proper divisors (1).

29109602117 is an equidigital number, since it uses as much as digits as its factorization.

29109602117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13608, while the sum is 38.

The spelling of 29109602117 in words is "twenty-nine billion, one hundred nine million, six hundred two thousand, one hundred seventeen".