83043911 has 2 divisors, whose sum is σ = 83043912. Its totient is φ = 83043910.

The previous prime is 83043893. The next prime is 83043937. The reversal of 83043911 is 11934038.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 83043911 - 2¹⁸ = 82781767 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83043811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41521955 + 41521956.

It is an arithmetic number, because the mean of its divisors is an integer number (41521956).

Almost surely, 2^83043911 is an apocalyptic number.

83043911 is a deficient number, since it is larger than the sum of its proper divisors (1).

83043911 is an equidigital number, since it uses as much as digits as its factorization.

83043911 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 83043911 is about 9112.8431896966. The cubic root of 83043911 is about 436.2839784373.

Adding to 83043911 its reverse (11934038), we get a palindrome (94977949).

The spelling of 83043911 in words is "eighty-three million, forty-three thousand, nine hundred eleven".