1065223103 has 6 divisors (see below), whose sum is σ = 1239137136. Its totient is φ = 913048332.

The previous prime is 1065223073. The next prime is 1065223129. The reversal of 1065223103 is 3013225601.

It is not a de Polignac number, because 1065223103 - 2²⁸ = 796787647 is a prime.

It is a super-2 number, since 2×1065223103² = 2269400518329897218, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1061223103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10869575 + ... + 10869672.

It is an arithmetic number, because the mean of its divisors is an integer number (206522856).

Almost surely, 2^1065223103 is an apocalyptic number.

1065223103 is a deficient number, since it is larger than the sum of its proper divisors (173914033).

1065223103 is an equidigital number, since it uses as much as digits as its factorization.

1065223103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21739261 (or 21739254 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 1065223103 is about 32637.7557898824. The cubic root of 1065223103 is about 1021.2847782502.

Adding to 1065223103 its reverse (3013225601), we get a palindrome (4078448704).

The spelling of 1065223103 in words is "one billion, sixty-five million, two hundred twenty-three thousand, one hundred three".