78707327 has 2 divisors, whose sum is σ = 78707328. Its totient is φ = 78707326.

The previous prime is 78707269. The next prime is 78707353. The reversal of 78707327 is 72370787.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 78707327 - 2²⁴ = 61930111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (78787327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39353663 + 39353664.

It is an arithmetic number, because the mean of its divisors is an integer number (39353664).

Almost surely, 2^78707327 is an apocalyptic number.

78707327 is a deficient number, since it is larger than the sum of its proper divisors (1).

78707327 is an equidigital number, since it uses as much as digits as its factorization.

78707327 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 115248, while the sum is 41.

The square root of 78707327 is about 8871.7149976766. The cubic root of 78707327 is about 428.5535080390.

The spelling of 78707327 in words is "seventy-eight million, seven hundred seven thousand, three hundred twenty-seven".