86280011 has 2 divisors, whose sum is σ = 86280012. Its totient is φ = 86280010.

The previous prime is 86279989. The next prime is 86280053. The reversal of 86280011 is 11008268.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86280011 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (86280091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43140005 + 43140006.

It is an arithmetic number, because the mean of its divisors is an integer number (43140006).

Almost surely, 2^86280011 is an apocalyptic number.

86280011 is a deficient number, since it is larger than the sum of its proper divisors (1).

86280011 is an equidigital number, since it uses as much as digits as its factorization.

86280011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 26.

The square root of 86280011 is about 9288.7034079036. The cubic root of 86280011 is about 441.8790353718.

Adding to 86280011 its reverse (11008268), we get a palindrome (97288279).

The spelling of 86280011 in words is "eighty-six million, two hundred eighty thousand, eleven".