1063903 has 2 divisors, whose sum is σ = 1063904. Its totient is φ = 1063902.

The previous prime is 1063897. The next prime is 1063913. The reversal of 1063903 is 3093601.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1063903 - 2⁵ = 1063871 is a prime.

It is a super-2 number, since 2×1063903² = 2263779186818, which contains 22 as substring.

It is an Ulam number.

1063903 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1063913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 531951 + 531952.

It is an arithmetic number, because the mean of its divisors is an integer number (531952).

2^1063903 is an apocalyptic number.

1063903 is a deficient number, since it is larger than the sum of its proper divisors (1).

1063903 is an equidigital number, since it uses as much as digits as its factorization.

1063903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 486, while the sum is 22.

The square root of 1063903 is about 1031.4567368533. The cubic root of 1063903 is about 102.0862720057.

The spelling of 1063903 in words is "one million, sixty-three thousand, nine hundred three".