86941291 has 2 divisors, whose sum is σ = 86941292. Its totient is φ = 86941290.

The previous prime is 86941271. The next prime is 86941297. The reversal of 86941291 is 19214968.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86941291 - 2⁵ = 86941259 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (86941297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43470645 + 43470646.

It is an arithmetic number, because the mean of its divisors is an integer number (43470646).

Almost surely, 2^86941291 is an apocalyptic number.

86941291 is a deficient number, since it is larger than the sum of its proper divisors (1).

86941291 is an equidigital number, since it uses as much as digits as its factorization.

86941291 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31104, while the sum is 40.

The square root of 86941291 is about 9324.2313892353. The cubic root of 86941291 is about 443.0050683330.

The spelling of 86941291 in words is "eighty-six million, nine hundred forty-one thousand, two hundred ninety-one".