86117803 has 2 divisors, whose sum is σ = 86117804. Its totient is φ = 86117802.

The previous prime is 86117761. The next prime is 86117807. The reversal of 86117803 is 30871168.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86117803 is a prime.

It is not a weakly prime, because it can be changed into another prime (86117807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43058901 + 43058902.

It is an arithmetic number, because the mean of its divisors is an integer number (43058902).

Almost surely, 2^86117803 is an apocalyptic number.

86117803 is a deficient number, since it is larger than the sum of its proper divisors (1).

86117803 is an equidigital number, since it uses as much as digits as its factorization.

86117803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 34.

The square root of 86117803 is about 9279.9678339960. The cubic root of 86117803 is about 441.6019480979.

The spelling of 86117803 in words is "eighty-six million, one hundred seventeen thousand, eight hundred three".