86420351 has 2 divisors, whose sum is σ = 86420352. Its totient is φ = 86420350.

The previous prime is 86420317. The next prime is 86420353. The reversal of 86420351 is 15302468.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86420351 - 2⁶ = 86420287 is a prime.

Together with 86420353, 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 (86420353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43210175 + 43210176.

It is an arithmetic number, because the mean of its divisors is an integer number (43210176).

Almost surely, 2^86420351 is an apocalyptic number.

86420351 is a deficient number, since it is larger than the sum of its proper divisors (1).

86420351 is an equidigital number, since it uses as much as digits as its factorization.

86420351 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 86420351 is about 9296.2546759434. The cubic root of 86420351 is about 442.1184871698.

The spelling of 86420351 in words is "eighty-six million, four hundred twenty thousand, three hundred fifty-one".