83506751 has 2 divisors, whose sum is σ = 83506752. Its totient is φ = 83506750.

The previous prime is 83506711. The next prime is 83506769. The reversal of 83506751 is 15760538.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 83506751 - 2¹⁸ = 83244607 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83506711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41753375 + 41753376.

It is an arithmetic number, because the mean of its divisors is an integer number (41753376).

Almost surely, 2^83506751 is an apocalyptic number.

83506751 is a deficient number, since it is larger than the sum of its proper divisors (1).

83506751 is an equidigital number, since it uses as much as digits as its factorization.

83506751 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25200, while the sum is 35.

The square root of 83506751 is about 9138.2028320671. The cubic root of 83506751 is about 437.0930110082.

The spelling of 83506751 in words is "eighty-three million, five hundred six thousand, seven hundred fifty-one".