11451103 has 8 divisors (see below), whose sum is σ = 11735856. Its totient is φ = 11169600.

The previous prime is 11451101. The next prime is 11451113. The reversal of 11451103 is 30115411.

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

It is a cyclic number.

It is not a de Polignac number, because 11451103 - 2¹ = 11451101 is a prime.

It is a super-2 number, since 2×11451103² = 262255519833218, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11451101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7275 + ... + 8707.

It is an arithmetic number, because the mean of its divisors is an integer number (1466982).

Almost surely, 2^11451103 is an apocalyptic number.

11451103 is a deficient number, since it is larger than the sum of its proper divisors (284753).

11451103 is a wasteful number, since it uses less digits than its factorization.

11451103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1625.

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 11451103 is about 3383.9478423876. The cubic root of 11451103 is about 225.3975063674.

Adding to 11451103 its reverse (30115411), we get a palindrome (41566514).

The spelling of 11451103 in words is "eleven million, four hundred fifty-one thousand, one hundred three".