1065899 has 2 divisors, whose sum is σ = 1065900. Its totient is φ = 1065898.

The previous prime is 1065893. The next prime is 1065901. The reversal of 1065899 is 9985601.

It is a strong prime.

It is an emirp because it is prime and its reverse (9985601) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1065899 - 2⁸ = 1065643 is a prime.

It is a super-2 number, since 2×1065899² = 2272281356402, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 1065901, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1065893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 532949 + 532950.

It is an arithmetic number, because the mean of its divisors is an integer number (532950).

2^1065899 is an apocalyptic number.

1065899 is a deficient number, since it is larger than the sum of its proper divisors (1).

1065899 is an equidigital number, since it uses as much as digits as its factorization.

1065899 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 38.

The square root of 1065899 is about 1032.4238470706. The cubic root of 1065899 is about 102.1500738447.

The spelling of 1065899 in words is "one million, sixty-five thousand, eight hundred ninety-nine".