78063319 has 2 divisors, whose sum is σ = 78063320. Its totient is φ = 78063318.

The previous prime is 78063263. The next prime is 78063341. The reversal of 78063319 is 91336087.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 78063319 - 2⁹ = 78062807 is a prime.

It is a super-2 number, since 2×78063319² = 12187763546591522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (78063379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39031659 + 39031660.

It is an arithmetic number, because the mean of its divisors is an integer number (39031660).

Almost surely, 2^78063319 is an apocalyptic number.

78063319 is a deficient number, since it is larger than the sum of its proper divisors (1).

78063319 is an equidigital number, since it uses as much as digits as its factorization.

78063319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 78063319 is about 8835.3448715939. The cubic root of 78063319 is about 427.3814524866.

The spelling of 78063319 in words is "seventy-eight million, sixty-three thousand, three hundred nineteen".