14278038487 has 2 divisors, whose sum is σ = 14278038488. Its totient is φ = 14278038486.

The previous prime is 14278038473. The next prime is 14278038503. The reversal of 14278038487 is 78483087241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14278038487 - 2²³ = 14269649879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14278038457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7139019243 + 7139019244.

It is an arithmetic number, because the mean of its divisors is an integer number (7139019244).

Almost surely, 2^14278038487 is an apocalyptic number.

14278038487 is a deficient number, since it is larger than the sum of its proper divisors (1).

14278038487 is an equidigital number, since it uses as much as digits as its factorization.

14278038487 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2408448, while the sum is 52.

The spelling of 14278038487 in words is "fourteen billion, two hundred seventy-eight million, thirty-eight thousand, four hundred eighty-seven".