103555056 has 80 divisors (see below), whose sum is σ = 301944960. Its totient is φ = 30293760.

The previous prime is 103555037. The next prime is 103555061. The reversal of 103555056 is 650555301.

It is a super-3 number, since 3×103555056³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11931 + ... + 18693.

It is an arithmetic number, because the mean of its divisors is an integer number (3774312).

Almost surely, 2^103555056 is an apocalyptic number.

103555056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 103555056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (150972480).

103555056 is an abundant number, since it is smaller than the sum of its proper divisors (198389904).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103555056 is a wasteful number, since it uses less digits than its factorization.

103555056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6814 (or 6808 counting only the distinct ones).

The product of its (nonzero) digits is 11250, while the sum is 30.

The square root of 103555056 is about 10176.2004697235. The cubic root of 103555056 is about 469.5953299649.

The spelling of 103555056 in words is "one hundred three million, five hundred fifty-five thousand, fifty-six".