1260103 has 4 divisors (see below), whose sum is σ = 1357048. Its totient is φ = 1163160.

The previous prime is 1260067. The next prime is 1260113. The reversal of 1260103 is 3010621.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1260103 - 2¹³ = 1251911 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13), and also a Moran number because the ratio is a prime number: 96931 = 1260103 / (1 + 2 + 6 + 0 + 1 + 0 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1260113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48453 + ... + 48478.

It is an arithmetic number, because the mean of its divisors is an integer number (339262).

2^1260103 is an apocalyptic number.

1260103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1260103 is a deficient number, since it is larger than the sum of its proper divisors (96945).

1260103 is an equidigital number, since it uses as much as digits as its factorization.

1260103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96944.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1260103 is about 1122.5430949411. The cubic root of 1260103 is about 108.0111728267.

Adding to 1260103 its reverse (3010621), we get a palindrome (4270724).

The spelling of 1260103 in words is "one million, two hundred sixty thousand, one hundred three".