653222513 has 2 divisors, whose sum is σ = 653222514. Its totient is φ = 653222512.

The previous prime is 653222473. The next prime is 653222539. The reversal of 653222513 is 315222356.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 531164209 + 122058304 = 23047^2 + 11048^2 .

It is a cyclic number.

It is not a de Polignac number, because 653222513 - 2¹⁸ = 652960369 is a prime.

It is not a weakly prime, because it can be changed into another prime (653222543) 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, 326611256 + 326611257.

It is an arithmetic number, because the mean of its divisors is an integer number (326611257).

Almost surely, 2^653222513 is an apocalyptic number.

It is an amenable number.

653222513 is a deficient number, since it is larger than the sum of its proper divisors (1).

653222513 is an equidigital number, since it uses as much as digits as its factorization.

653222513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10800, while the sum is 29.

The square root of 653222513 is about 25558.2181108152. The cubic root of 653222513 is about 867.6682675694.

Adding to 653222513 its reverse (315222356), we get a palindrome (968444869).

The spelling of 653222513 in words is "six hundred fifty-three million, two hundred twenty-two thousand, five hundred thirteen".