82437851 has 2 divisors, whose sum is σ = 82437852. Its totient is φ = 82437850.

The previous prime is 82437833. The next prime is 82437853. The reversal of 82437851 is 15873428.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 82437851 - 2²⁶ = 15328987 is a prime.

Together with 82437853, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (82437853) 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, 41218925 + 41218926.

It is an arithmetic number, because the mean of its divisors is an integer number (41218926).

Almost surely, 2^82437851 is an apocalyptic number.

82437851 is a deficient number, since it is larger than the sum of its proper divisors (1).

82437851 is an equidigital number, since it uses as much as digits as its factorization.

82437851 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 53760, while the sum is 38.

The square root of 82437851 is about 9079.5292278840. The cubic root of 82437851 is about 435.2200428110.

The spelling of 82437851 in words is "eighty-two million, four hundred thirty-seven thousand, eight hundred fifty-one".