1065403 has 4 divisors (see below), whose sum is σ = 1073920. Its totient is φ = 1056888.

The previous prime is 1065391. The next prime is 1065409. The reversal of 1065403 is 3045601.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1065403 is a prime.

It is a super-2 number, since 2×1065403² = 2270167104818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1065409) 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, 4068 + ... + 4321.

It is an arithmetic number, because the mean of its divisors is an integer number (268480).

2^1065403 is an apocalyptic number.

1065403 is a deficient number, since it is larger than the sum of its proper divisors (8517).

1065403 is an equidigital number, since it uses as much as digits as its factorization.

1065403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8516.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 1065403 is about 1032.1836076978. The cubic root of 1065403 is about 102.1342267217.

The spelling of 1065403 in words is "one million, sixty-five thousand, four hundred three".