82124411 has 2 divisors, whose sum is σ = 82124412. Its totient is φ = 82124410.

The previous prime is 82124407. The next prime is 82124417. The reversal of 82124411 is 11442128.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 82124411 - 2² = 82124407 is a prime.

It is not a weakly prime, because it can be changed into another prime (82124417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41062205 + 41062206.

It is an arithmetic number, because the mean of its divisors is an integer number (41062206).

Almost surely, 2^82124411 is an apocalyptic number.

82124411 is a deficient number, since it is larger than the sum of its proper divisors (1).

82124411 is an equidigital number, since it uses as much as digits as its factorization.

82124411 is an evil number, because the sum of its binary digits is even.

The product of its digits is 512, while the sum is 23.

The square root of 82124411 is about 9062.2519828131. The cubic root of 82124411 is about 434.6677535222.

Adding to 82124411 its reverse (11442128), we get a palindrome (93566539).

The spelling of 82124411 in words is "eighty-two million, one hundred twenty-four thousand, four hundred eleven".