65677253 has 2 divisors, whose sum is σ = 65677254. Its totient is φ = 65677252.

The previous prime is 65677247. The next prime is 65677267. The reversal of 65677253 is 35277656.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 62694724 + 2982529 = 7918^2 + 1727^2 .

It is a cyclic number.

It is not a de Polignac number, because 65677253 - 2⁴ = 65677237 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 65677253.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65677453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32838626 + 32838627.

It is an arithmetic number, because the mean of its divisors is an integer number (32838627).

Almost surely, 2^65677253 is an apocalyptic number.

It is an amenable number.

65677253 is a deficient number, since it is larger than the sum of its proper divisors (1).

65677253 is an equidigital number, since it uses as much as digits as its factorization.

65677253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 264600, while the sum is 41.

The square root of 65677253 is about 8104.1503564532. The cubic root of 65677253 is about 403.4641889613.

The spelling of 65677253 in words is "sixty-five million, six hundred seventy-seven thousand, two hundred fifty-three".