86279903 has 2 divisors, whose sum is σ = 86279904. Its totient is φ = 86279902.

The previous prime is 86279891. The next prime is 86279909. The reversal of 86279903 is 30997268.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86279903 - 2¹² = 86275807 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86279909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43139951 + 43139952.

It is an arithmetic number, because the mean of its divisors is an integer number (43139952).

Almost surely, 2^86279903 is an apocalyptic number.

86279903 is a deficient number, since it is larger than the sum of its proper divisors (1).

86279903 is an equidigital number, since it uses as much as digits as its factorization.

86279903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 163296, while the sum is 44.

The square root of 86279903 is about 9288.6975943886. The cubic root of 86279903 is about 441.8788509994.

The spelling of 86279903 in words is "eighty-six million, two hundred seventy-nine thousand, nine hundred three".