78607007 has 2 divisors, whose sum is σ = 78607008. Its totient is φ = 78607006.

The previous prime is 78606989. The next prime is 78607019. The reversal of 78607007 is 70070687.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 78607007 - 2¹⁴ = 78590623 is a prime.

It is equal to p_4592861 and since 78607007 and 4592861 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (78607097) 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, 39303503 + 39303504.

It is an arithmetic number, because the mean of its divisors is an integer number (39303504).

Almost surely, 2^78607007 is an apocalyptic number.

78607007 is a deficient number, since it is larger than the sum of its proper divisors (1).

78607007 is an equidigital number, since it uses as much as digits as its factorization.

78607007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16464, while the sum is 35.

The square root of 78607007 is about 8866.0592711757. The cubic root of 78607007 is about 428.3713531770.

The spelling of 78607007 in words is "seventy-eight million, six hundred seven thousand, seven".