100860729 has 8 divisors (see below), whose sum is σ = 134756832. Its totient is φ = 67102560.

The previous prime is 100860719. The next prime is 100860737. The reversal of 100860729 is 927068001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 100860729 - 2⁴ = 100860713 is a prime.

It is a super-4 number, since 4×100860729⁴ (a number of 33 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 100860729.

It is not an unprimeable number, because it can be changed into a prime (100860719) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32764 + ... + 35709.

It is an arithmetic number, because the mean of its divisors is an integer number (16844604).

Almost surely, 2^100860729 is an apocalyptic number.

It is an amenable number.

100860729 is a deficient number, since it is larger than the sum of its proper divisors (33896103).

100860729 is an equidigital number, since it uses as much as digits as its factorization.

100860729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68967.

The product of its (nonzero) digits is 6048, while the sum is 33.

The square root of 100860729 is about 10042.9442396142. The cubic root of 100860729 is about 465.4867974087.

The spelling of 100860729 in words is "one hundred million, eight hundred sixty thousand, seven hundred twenty-nine".