14878807 has 2 divisors, whose sum is σ = 14878808. Its totient is φ = 14878806.

The previous prime is 14878793. The next prime is 14878813. The reversal of 14878807 is 70887841.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14878807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14878867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7439403 + 7439404.

It is an arithmetic number, because the mean of its divisors is an integer number (7439404).

Almost surely, 2^14878807 is an apocalyptic number.

14878807 is a deficient number, since it is larger than the sum of its proper divisors (1).

14878807 is an equidigital number, since it uses as much as digits as its factorization.

14878807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 100352, while the sum is 43.

The square root of 14878807 is about 3857.3056658761. The cubic root of 14878807 is about 245.9552158104.

The spelling of 14878807 in words is "fourteen million, eight hundred seventy-eight thousand, eight hundred seven".