100580843 has 4 divisors (see below), whose sum is σ = 109724568. Its totient is φ = 91437120.

The previous prime is 100580807. The next prime is 100580849. The reversal of 100580843 is 348085001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 348085001 = 11 ⋅31644091.

It is a cyclic number.

It is not a de Polignac number, because 100580843 - 2¹⁰ = 100579819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100580849) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4571846 + ... + 4571867.

It is an arithmetic number, because the mean of its divisors is an integer number (27431142).

Almost surely, 2^100580843 is an apocalyptic number.

100580843 is a deficient number, since it is larger than the sum of its proper divisors (9143725).

100580843 is an equidigital number, since it uses as much as digits as its factorization.

100580843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9143724.

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 100580843 is about 10029.0000997108. Note that the first 4 decimals coincide. The cubic root of 100580843 is about 465.0558271123.

The spelling of 100580843 in words is "one hundred million, five hundred eighty thousand, eight hundred forty-three".