83886811 has 2 divisors, whose sum is σ = 83886812. Its totient is φ = 83886810.

The previous prime is 83886769. The next prime is 83886841. The reversal of 83886811 is 11868838.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 83886811 - 2¹¹ = 83884763 is a prime.

It is not a weakly prime, because it can be changed into another prime (83886841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41943405 + 41943406.

It is an arithmetic number, because the mean of its divisors is an integer number (41943406).

Almost surely, 2^83886811 is an apocalyptic number.

83886811 is a deficient number, since it is larger than the sum of its proper divisors (1).

83886811 is an equidigital number, since it uses as much as digits as its factorization.

83886811 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 73728, while the sum is 43.

The square root of 83886811 is about 9158.9743421412. The cubic root of 83886811 is about 437.7551139036.

The spelling of 83886811 in words is "eighty-three million, eight hundred eighty-six thousand, eight hundred eleven".