1051103 has 4 divisors (see below), whose sum is σ = 1054560. Its totient is φ = 1047648.

The previous prime is 1051081. The next prime is 1051139. The reversal of 1051103 is 3011501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3011501 = 1367 ⋅2203.

It is a cyclic number.

It is not a de Polignac number, because 1051103 - 2¹⁰ = 1050079 is a prime.

It is a super-2 number, since 2×1051103² = 2209635033218, 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 (1051153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1223 + ... + 1896.

It is an arithmetic number, because the mean of its divisors is an integer number (263640).

2^1051103 is an apocalyptic number.

1051103 is a deficient number, since it is larger than the sum of its proper divisors (3457).

1051103 is an equidigital number, since it uses as much as digits as its factorization.

1051103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3456.

The product of its (nonzero) digits is 15, while the sum is 11.

The square root of 1051103 is about 1025.2331442165. The cubic root of 1051103 is about 101.6752132324.

Adding to 1051103 its reverse (3011501), we get a palindrome (4062604).

The spelling of 1051103 in words is "one million, fifty-one thousand, one hundred three".