10103555 has 48 divisors (see below), whose sum is σ = 16153344. Its totient is φ = 5987520.

The previous prime is 10103531. The next prime is 10103557. The reversal of 10103555 is 55530101.

It is a happy number.

It is not a de Polignac number, because 10103555 - 2¹⁰ = 10102531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10103557) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 61904 + ... + 62066.

It is an arithmetic number, because the mean of its divisors is an integer number (336528).

Almost surely, 2^10103555 is an apocalyptic number.

10103555 is a deficient number, since it is larger than the sum of its proper divisors (6049789).

10103555 is a wasteful number, since it uses less digits than its factorization.

10103555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216 (or 209 counting only the distinct ones).

The product of its (nonzero) digits is 375, while the sum is 20.

The square root of 10103555 is about 3178.6089724910. The cubic root of 10103555 is about 216.1845915761.

Adding to 10103555 its reverse (55530101), we get a palindrome (65633656).

The spelling of 10103555 in words is "ten million, one hundred three thousand, five hundred fifty-five".