83548669 has 2 divisors, whose sum is σ = 83548670. Its totient is φ = 83548668.

The previous prime is 83548667. The next prime is 83548687. The reversal of 83548669 is 96684538.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 81685444 + 1863225 = 9038^2 + 1365^2 .

It is a cyclic number.

It is not a de Polignac number, because 83548669 - 2¹ = 83548667 is a prime.

It is a super-2 number, since 2×83548669² = 13960760183343122, which contains 22 as substring.

Together with 83548667, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83548667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41774334 + 41774335.

It is an arithmetic number, because the mean of its divisors is an integer number (41774335).

Almost surely, 2^83548669 is an apocalyptic number.

It is an amenable number.

83548669 is a deficient number, since it is larger than the sum of its proper divisors (1).

83548669 is an equidigital number, since it uses as much as digits as its factorization.

83548669 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1244160, while the sum is 49.

The square root of 83548669 is about 9140.4961025100. The cubic root of 83548669 is about 437.1661348365.

The spelling of 83548669 in words is "eighty-three million, five hundred forty-eight thousand, six hundred sixty-nine".