65434253 has 2 divisors, whose sum is σ = 65434254. Its totient is φ = 65434252.

The previous prime is 65434249. The next prime is 65434289. The reversal of 65434253 is 35243456.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 57805609 + 7628644 = 7603^2 + 2762^2 .

It is a cyclic number.

It is not a de Polignac number, because 65434253 - 2² = 65434249 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65434223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32717126 + 32717127.

It is an arithmetic number, because the mean of its divisors is an integer number (32717127).

Almost surely, 2^65434253 is an apocalyptic number.

It is an amenable number.

65434253 is a deficient number, since it is larger than the sum of its proper divisors (1).

65434253 is an equidigital number, since it uses as much as digits as its factorization.

65434253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43200, while the sum is 32.

The square root of 65434253 is about 8089.1441450873. The cubic root of 65434253 is about 402.9659801300.

The spelling of 65434253 in words is "sixty-five million, four hundred thirty-four thousand, two hundred fifty-three".