1063403 has 8 divisors (see below), whose sum is σ = 1167600. Its totient is φ = 960480.

The previous prime is 1063399. The next prime is 1063409. The reversal of 1063403 is 3043601.

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 1063403 - 2² = 1063399 is a prime.

It is a super-2 number, since 2×1063403² = 2261651880818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1063409) 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 7 ways as a sum of consecutive naturals, for example, 2873 + ... + 3221.

It is an arithmetic number, because the mean of its divisors is an integer number (145950).

2^1063403 is an apocalyptic number.

1063403 is a deficient number, since it is larger than the sum of its proper divisors (104197).

1063403 is a wasteful number, since it uses less digits than its factorization.

1063403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 637.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 1063403 is about 1031.2143327165. The cubic root of 1063403 is about 102.0702770844.

The spelling of 1063403 in words is "one million, sixty-three thousand, four hundred three".