653068249 has 2 divisors, whose sum is σ = 653068250. Its totient is φ = 653068248.

The previous prime is 653068231. The next prime is 653068259. The reversal of 653068249 is 942860356.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 417998025 + 235070224 = 20445^2 + 15332^2 .

It is a cyclic number.

It is not a de Polignac number, because 653068249 - 2²⁹ = 116197337 is a prime.

It is equal to p_33944596 and since 653068249 and 33944596 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (653068259) 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, 326534124 + 326534125.

It is an arithmetic number, because the mean of its divisors is an integer number (326534125).

Almost surely, 2^653068249 is an apocalyptic number.

It is an amenable number.

653068249 is a deficient number, since it is larger than the sum of its proper divisors (1).

653068249 is an equidigital number, since it uses as much as digits as its factorization.

653068249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 311040, while the sum is 43.

The square root of 653068249 is about 25555.2000383484. The cubic root of 653068249 is about 867.5999598014.

The spelling of 653068249 in words is "six hundred fifty-three million, sixty-eight thousand, two hundred forty-nine".