100780795 has 8 divisors (see below), whose sum is σ = 121157424. Its totient is φ = 80477664.

The previous prime is 100780793. The next prime is 100780819. The reversal of 100780795 is 597087001.

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

It is a cyclic number.

It is not a de Polignac number, because 100780795 - 2¹ = 100780793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100780793) 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, 15309 + ... + 20878.

It is an arithmetic number, because the mean of its divisors is an integer number (15144678).

Almost surely, 2^100780795 is an apocalyptic number.

100780795 is a deficient number, since it is larger than the sum of its proper divisors (20376629).

100780795 is an equidigital number, since it uses as much as digits as its factorization.

100780795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36749.

The product of its (nonzero) digits is 17640, while the sum is 37.

The square root of 100780795 is about 10038.9638409549. The cubic root of 100780795 is about 465.3637959334.

The spelling of 100780795 in words is "one hundred million, seven hundred eighty thousand, seven hundred ninety-five".