82851323 has 2 divisors, whose sum is σ = 82851324. Its totient is φ = 82851322.

The previous prime is 82851311. The next prime is 82851331. The reversal of 82851323 is 32315828.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 82851323 - 2¹² = 82847227 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 82851323.

It is not a weakly prime, because it can be changed into another prime (82851383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41425661 + 41425662.

It is an arithmetic number, because the mean of its divisors is an integer number (41425662).

Almost surely, 2^82851323 is an apocalyptic number.

82851323 is a deficient number, since it is larger than the sum of its proper divisors (1).

82851323 is an equidigital number, since it uses as much as digits as its factorization.

82851323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11520, while the sum is 32.

The square root of 82851323 is about 9102.2702113264. The cubic root of 82851323 is about 435.9464538091.

The spelling of 82851323 in words is "eighty-two million, eight hundred fifty-one thousand, three hundred twenty-three".