86839411 has 2 divisors, whose sum is σ = 86839412. Its totient is φ = 86839410.

The previous prime is 86839351. The next prime is 86839433. The reversal of 86839411 is 11493868.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86839411 - 2¹³ = 86831219 is a prime.

It is not a weakly prime, because it can be changed into another prime (86839471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43419705 + 43419706.

It is an arithmetic number, because the mean of its divisors is an integer number (43419706).

Almost surely, 2^86839411 is an apocalyptic number.

86839411 is a deficient number, since it is larger than the sum of its proper divisors (1).

86839411 is an equidigital number, since it uses as much as digits as its factorization.

86839411 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41472, while the sum is 40.

The square root of 86839411 is about 9318.7666029362. The cubic root of 86839411 is about 442.8319591893.

The spelling of 86839411 in words is "eighty-six million, eight hundred thirty-nine thousand, four hundred eleven".