100791729 has 8 divisors (see below), whose sum is σ = 149321120. Its totient is φ = 67194468.

The previous prime is 100791721. The next prime is 100791739. The reversal of 100791729 is 927197001.

It is not a de Polignac number, because 100791729 - 2³ = 100791721 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100791693 and 100791702.

It is not an unprimeable number, because it can be changed into a prime (100791721) 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 in 7 ways as a sum of consecutive naturals, for example, 1866487 + ... + 1866540.

It is an arithmetic number, because the mean of its divisors is an integer number (18665140).

Almost surely, 2^100791729 is an apocalyptic number.

It is an amenable number.

100791729 is a deficient number, since it is larger than the sum of its proper divisors (48529391).

100791729 is an equidigital number, since it uses as much as digits as its factorization.

100791729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3733036 (or 3733030 counting only the distinct ones).

The product of its (nonzero) digits is 7938, while the sum is 36.

The square root of 100791729 is about 10039.5084042995. The cubic root of 100791729 is about 465.3806248797.

The spelling of 100791729 in words is "one hundred million, seven hundred ninety-one thousand, seven hundred twenty-nine".