82150853 has 2 divisors, whose sum is σ = 82150854. Its totient is φ = 82150852.

The previous prime is 82150847. The next prime is 82150879. The reversal of 82150853 is 35805128.

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., 67535524 + 14615329 = 8218^2 + 3823^2 .

It is a cyclic number.

It is not a de Polignac number, because 82150853 - 2²⁰ = 81102277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82150883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41075426 + 41075427.

It is an arithmetic number, because the mean of its divisors is an integer number (41075427).

Almost surely, 2^82150853 is an apocalyptic number.

It is an amenable number.

82150853 is a deficient number, since it is larger than the sum of its proper divisors (1).

82150853 is an equidigital number, since it uses as much as digits as its factorization.

82150853 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9600, while the sum is 32.

The square root of 82150853 is about 9063.7107742911. The cubic root of 82150853 is about 434.7143992202.

The spelling of 82150853 in words is "eighty-two million, one hundred fifty thousand, eight hundred fifty-three".