83504537 has 2 divisors, whose sum is σ = 83504538. Its totient is φ = 83504536.

The previous prime is 83504507. The next prime is 83504569. The reversal of 83504537 is 73540538.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76930441 + 6574096 = 8771^2 + 2564^2 .

It is a cyclic number.

It is not a de Polignac number, because 83504537 - 2¹⁰ = 83503513 is a prime.

It is a super-3 number, since 3×83504537³ (a number of 25 digits) contains 333 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 83504497 and 83504506.

It is not a weakly prime, because it can be changed into another prime (83504507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41752268 + 41752269.

It is an arithmetic number, because the mean of its divisors is an integer number (41752269).

Almost surely, 2^83504537 is an apocalyptic number.

It is an amenable number.

83504537 is a deficient number, since it is larger than the sum of its proper divisors (1).

83504537 is an equidigital number, since it uses as much as digits as its factorization.

83504537 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 50400, while the sum is 35.

The square root of 83504537 is about 9138.0816914711. The cubic root of 83504537 is about 437.0891481170.

The spelling of 83504537 in words is "eighty-three million, five hundred four thousand, five hundred thirty-seven".