100863745 has 8 divisors (see below), whose sum is σ = 123088320. Its totient is φ = 79323120.

The previous prime is 100863727. The next prime is 100863773. The reversal of 100863745 is 547368001.

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

It is not a de Polignac number, because 100863745 - 2⁹ = 100863233 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100863745.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170661 + ... + 171250.

It is an arithmetic number, because the mean of its divisors is an integer number (15386040).

Almost surely, 2^100863745 is an apocalyptic number.

It is an amenable number.

100863745 is a deficient number, since it is larger than the sum of its proper divisors (22224575).

100863745 is an equidigital number, since it uses as much as digits as its factorization.

100863745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341975.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 100863745 is about 10043.0943936617. The cubic root of 100863745 is about 465.4914371207.

It can be divided in two parts, 10086 and 3745, that added together give a palindrome (13831).

The spelling of 100863745 in words is "one hundred million, eight hundred sixty-three thousand, seven hundred forty-five".