84089711 has 2 divisors, whose sum is σ = 84089712. Its totient is φ = 84089710.

The previous prime is 84089683. The next prime is 84089713. The reversal of 84089711 is 11798048.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 84089711 - 2¹⁸ = 83827567 is a prime.

Together with 84089713, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84089713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42044855 + 42044856.

It is an arithmetic number, because the mean of its divisors is an integer number (42044856).

Almost surely, 2^84089711 is an apocalyptic number.

84089711 is a deficient number, since it is larger than the sum of its proper divisors (1).

84089711 is an equidigital number, since it uses as much as digits as its factorization.

84089711 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 38.

The square root of 84089711 is about 9170.0442201769. The cubic root of 84089711 is about 438.1077676621.

The spelling of 84089711 in words is "eighty-four million, eighty-nine thousand, seven hundred eleven".