103555331 has 8 divisors (see below), whose sum is σ = 113131200. Its totient is φ = 94006440.

The previous prime is 103555261. The next prime is 103555363. The reversal of 103555331 is 133555301.

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

It is not a de Polignac number, because 103555331 - 2¹⁰ = 103554307 is a prime.

It is a super-3 number, since 3×103555331³ (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 103555331.

It is not an unprimeable number, because it can be changed into a prime (103555031) 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, 1760 + ... + 14498.

It is an arithmetic number, because the mean of its divisors is an integer number (14141400).

Almost surely, 2^103555331 is an apocalyptic number.

103555331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

103555331 is a deficient number, since it is larger than the sum of its proper divisors (9575869).

103555331 is a wasteful number, since it uses less digits than its factorization.

103555331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13489.

The product of its (nonzero) digits is 3375, while the sum is 26.

The square root of 103555331 is about 10176.2139816338. The cubic root of 103555331 is about 469.5957456491.

The spelling of 103555331 in words is "one hundred three million, five hundred fifty-five thousand, three hundred thirty-one".