86893903 has 2 divisors, whose sum is σ = 86893904. Its totient is φ = 86893902.

The previous prime is 86893867. The next prime is 86893907. The reversal of 86893903 is 30939868.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86893903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86893907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43446951 + 43446952.

It is an arithmetic number, because the mean of its divisors is an integer number (43446952).

Almost surely, 2^86893903 is an apocalyptic number.

86893903 is a deficient number, since it is larger than the sum of its proper divisors (1).

86893903 is an equidigital number, since it uses as much as digits as its factorization.

86893903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 279936, while the sum is 46.

The square root of 86893903 is about 9321.6899218972. The cubic root of 86893903 is about 442.9245659647.

The spelling of 86893903 in words is "eighty-six million, eight hundred ninety-three thousand, nine hundred three".