82457653 has 2 divisors, whose sum is σ = 82457654. Its totient is φ = 82457652.

The previous prime is 82457581. The next prime is 82457657. The reversal of 82457653 is 35675428.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42224004 + 40233649 = 6498^2 + 6343^2 .

It is a cyclic number.

It is not a de Polignac number, because 82457653 - 2¹⁷ = 82326581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82457657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41228826 + 41228827.

It is an arithmetic number, because the mean of its divisors is an integer number (41228827).

Almost surely, 2^82457653 is an apocalyptic number.

It is an amenable number.

82457653 is a deficient number, since it is larger than the sum of its proper divisors (1).

82457653 is an equidigital number, since it uses as much as digits as its factorization.

82457653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 201600, while the sum is 40.

The square root of 82457653 is about 9080.6196374477. The cubic root of 82457653 is about 435.2548873929.

The spelling of 82457653 in words is "eighty-two million, four hundred fifty-seven thousand, six hundred fifty-three".