29109114087 has 4 divisors (see below), whose sum is σ = 38812152120. Its totient is φ = 19406076056.

The previous prime is 29109114077. The next prime is 29109114131. The reversal of 29109114087 is 78041190192.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-29109114087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29109114077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4851519012 + ... + 4851519017.

It is an arithmetic number, because the mean of its divisors is an integer number (9703038030).

Almost surely, 2^29109114087 is an apocalyptic number.

29109114087 is a deficient number, since it is larger than the sum of its proper divisors (9703038033).

29109114087 is an equidigital number, since it uses as much as digits as its factorization.

29109114087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9703038032.

The product of its (nonzero) digits is 36288, while the sum is 42.

The spelling of 29109114087 in words is "twenty-nine billion, one hundred nine million, one hundred fourteen thousand, eighty-seven".