100506055 has 8 divisors (see below), whose sum is σ = 129884832. Its totient is φ = 74219808.

The previous prime is 100506037. The next prime is 100506071. The reversal of 100506055 is 550605001.

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

It is not a de Polignac number, because 100506055 - 2²⁵ = 66951623 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 773059 + ... + 773188.

It is an arithmetic number, because the mean of its divisors is an integer number (16235604).

Almost surely, 2^100506055 is an apocalyptic number.

100506055 is a deficient number, since it is larger than the sum of its proper divisors (29378777).

100506055 is a wasteful number, since it uses less digits than its factorization.

100506055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1546265.

The product of its (nonzero) digits is 750, while the sum is 22.

The square root of 100506055 is about 10025.2708192846. The cubic root of 100506055 is about 464.9405327275.

The spelling of 100506055 in words is "one hundred million, five hundred six thousand, fifty-five".