78803 has 2 divisors, whose sum is σ = 78804. Its totient is φ = 78802.

The previous prime is 78797. The next prime is 78809. The reversal of 78803 is 30887.

It is a balanced prime because it is at equal distance from previous prime (78797) and next prime (78809).

It is a cyclic number.

It is not a de Polignac number, because 78803 - 2⁴ = 78787 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (78809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39401 + 39402.

It is an arithmetic number, because the mean of its divisors is an integer number (39402).

2⁷⁸⁸⁰³ is an apocalyptic number.

78803 is a deficient number, since it is larger than the sum of its proper divisors (1).

78803 is an equidigital number, since it uses as much as digits as its factorization.

78803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 78803 is about 280.7187204303. The cubic root of 78803 is about 42.8727081028.

The spelling of 78803 in words is "seventy-eight thousand, eight hundred three".