1053223217 has 2 divisors, whose sum is σ = 1053223218. Its totient is φ = 1053223216.

The previous prime is 1053223207. The next prime is 1053223229. The reversal of 1053223217 is 7123223501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 936604816 + 116618401 = 30604^2 + 10799^2 .

It is an emirp because it is prime and its reverse (7123223501) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1053223217 - 2⁴ = 1053223201 is a prime.

It is a super-2 number, since 2×1053223217² = 2218558289655658178, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1053223207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526611608 + 526611609.

It is an arithmetic number, because the mean of its divisors is an integer number (526611609).

Almost surely, 2^1053223217 is an apocalyptic number.

It is an amenable number.

1053223217 is a deficient number, since it is larger than the sum of its proper divisors (1).

1053223217 is an equidigital number, since it uses as much as digits as its factorization.

1053223217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 1053223217 is about 32453.4007000807. The cubic root of 1053223217 is about 1017.4353153888.

Adding to 1053223217 its reverse (7123223501), we get a palindrome (8176446718).

The spelling of 1053223217 in words is "one billion, fifty-three million, two hundred twenty-three thousand, two hundred seventeen".