1065503 has 2 divisors, whose sum is σ = 1065504. Its totient is φ = 1065502.

The previous prime is 1065479. The next prime is 1065511. The reversal of 1065503 is 3055601.

It is a strong prime.

It is an emirp because it is prime and its reverse (3055601) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1065503 - 2¹² = 1061407 is a prime.

It is a super-2 number, since 2×1065503² = 2270593286018, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1065523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 532751 + 532752.

It is an arithmetic number, because the mean of its divisors is an integer number (532752).

2^1065503 is an apocalyptic number.

1065503 is a deficient number, since it is larger than the sum of its proper divisors (1).

1065503 is an equidigital number, since it uses as much as digits as its factorization.

1065503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 450, while the sum is 20.

The square root of 1065503 is about 1032.2320475552. The cubic root of 1065503 is about 102.1374221019.

The spelling of 1065503 in words is "one million, sixty-five thousand, five hundred three".