78058103 has 2 divisors, whose sum is σ = 78058104. Its totient is φ = 78058102.

The previous prime is 78058087. The next prime is 78058109. The reversal of 78058103 is 30185087.

It is a strong prime.

It is an emirp because it is prime and its reverse (30185087) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 78058103 - 2⁴ = 78058087 is a prime.

It is equal to p_4562771 and since 78058103 and 4562771 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 78058103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (78058109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39029051 + 39029052.

It is an arithmetic number, because the mean of its divisors is an integer number (39029052).

Almost surely, 2^78058103 is an apocalyptic number.

78058103 is a deficient number, since it is larger than the sum of its proper divisors (1).

78058103 is an equidigital number, since it uses as much as digits as its factorization.

78058103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6720, while the sum is 32.

The square root of 78058103 is about 8835.0496885982. The cubic root of 78058103 is about 427.3719334136.

The spelling of 78058103 in words is "seventy-eight million, fifty-eight thousand, one hundred three".