11550103 has 2 divisors, whose sum is σ = 11550104. Its totient is φ = 11550102.

The previous prime is 11550083. The next prime is 11550113. The reversal of 11550103 is 30105511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11550103 - 2⁹ = 11549591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11550113) 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 as a sum of consecutive naturals, namely, 5775051 + 5775052.

It is an arithmetic number, because the mean of its divisors is an integer number (5775052).

Almost surely, 2^11550103 is an apocalyptic number.

11550103 is a deficient number, since it is larger than the sum of its proper divisors (1).

11550103 is an equidigital number, since it uses as much as digits as its factorization.

11550103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 75, while the sum is 16.

The square root of 11550103 is about 3398.5442471741. The cubic root of 11550103 is about 226.0451981025.

Adding to 11550103 its reverse (30105511), we get a palindrome (41655614).

The spelling of 11550103 in words is "eleven million, five hundred fifty thousand, one hundred three".