100043255 has 8 divisors (see below), whose sum is σ = 129286752. Its totient is φ = 73878048.

The previous prime is 100043221. The next prime is 100043263. The reversal of 100043255 is 552340001.

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 100043255 - 2⁶ = 100043191 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, 769499 + ... + 769628.

It is an arithmetic number, because the mean of its divisors is an integer number (16160844).

Almost surely, 2^100043255 is an apocalyptic number.

100043255 is a deficient number, since it is larger than the sum of its proper divisors (29243497).

100043255 is a wasteful number, since it uses less digits than its factorization.

100043255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1539145.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 100043255 is about 10002.1625161762. The cubic root of 100043255 is about 464.2257976893.

Adding to 100043255 its reverse (552340001), we get a palindrome (652383256).

The spelling of 100043255 in words is "one hundred million, forty-three thousand, two hundred fifty-five".