1065523 has 2 divisors, whose sum is σ = 1065524. Its totient is φ = 1065522.

The previous prime is 1065511. The next prime is 1065527. The reversal of 1065523 is 3255601.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (3255601) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1065523 - 2⁹ = 1065011 is a prime.

It is a super-2 number, since 2×1065523² = 2270678527058, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1065494 and 1065503.

It is not a weakly prime, because it can be changed into another prime (1065527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 532761 + 532762.

It is an arithmetic number, because the mean of its divisors is an integer number (532762).

2^1065523 is an apocalyptic number.

1065523 is a deficient number, since it is larger than the sum of its proper divisors (1).

1065523 is an equidigital number, since it uses as much as digits as its factorization.

1065523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 1065523 is about 1032.2417352539. The cubic root of 1065523 is about 102.1380611540.

The spelling of 1065523 in words is "one million, sixty-five thousand, five hundred twenty-three".