82365911 has 2 divisors, whose sum is σ = 82365912. Its totient is φ = 82365910.

The previous prime is 82365863. The next prime is 82365919. The reversal of 82365911 is 11956328.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82365911 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82365919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41182955 + 41182956.

It is an arithmetic number, because the mean of its divisors is an integer number (41182956).

Almost surely, 2^82365911 is an apocalyptic number.

82365911 is a deficient number, since it is larger than the sum of its proper divisors (1).

82365911 is an equidigital number, since it uses as much as digits as its factorization.

82365911 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 35.

The square root of 82365911 is about 9075.5667040687. The cubic root of 82365911 is about 435.0934066382.

The spelling of 82365911 in words is "eighty-two million, three hundred sixty-five thousand, nine hundred eleven".