83613373 has 2 divisors, whose sum is σ = 83613374. Its totient is φ = 83613372.

The previous prime is 83613359. The next prime is 83613379. The reversal of 83613373 is 37331638.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 55756089 + 27857284 = 7467^2 + 5278^2 .

It is a cyclic number.

It is not a de Polignac number, because 83613373 - 2⁹ = 83612861 is a prime.

It is a super-2 number, since 2×83613373² = 13982392288874258, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83613379) 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, 41806686 + 41806687.

It is an arithmetic number, because the mean of its divisors is an integer number (41806687).

Almost surely, 2^83613373 is an apocalyptic number.

It is an amenable number.

83613373 is a deficient number, since it is larger than the sum of its proper divisors (1).

83613373 is an equidigital number, since it uses as much as digits as its factorization.

83613373 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27216, while the sum is 34.

The square root of 83613373 is about 9144.0348315172. The cubic root of 83613373 is about 437.2789596884.

The spelling of 83613373 in words is "eighty-three million, six hundred thirteen thousand, three hundred seventy-three".