10815103 has 16 divisors (see below), whose sum is σ = 12108096. Its totient is φ = 9596160.

The previous prime is 10815097. The next prime is 10815107. The reversal of 10815103 is 30151801.

It is a cyclic number.

It is not a de Polignac number, because 10815103 - 2⁵ = 10815071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10815107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54801 + ... + 54997.

It is an arithmetic number, because the mean of its divisors is an integer number (756756).

Almost surely, 2^10815103 is an apocalyptic number.

10815103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

10815103 is a deficient number, since it is larger than the sum of its proper divisors (1292993).

10815103 is a wasteful number, since it uses less digits than its factorization.

10815103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354.

The product of its (nonzero) digits is 120, while the sum is 19.

The square root of 10815103 is about 3288.6323905235. The cubic root of 10815103 is about 221.1448788291.

Adding to 10815103 its reverse (30151801), we get a palindrome (40966904).

The spelling of 10815103 in words is "ten million, eight hundred fifteen thousand, one hundred three".