13978250530711 has 2 divisors, whose sum is σ = 13978250530712. Its totient is φ = 13978250530710.

The previous prime is 13978250530697. The next prime is 13978250530721. The reversal of 13978250530711 is 11703505287931.

13978250530711 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13978250530711 - 2⁷ = 13978250530583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13978250530721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6989125265355 + 6989125265356.

It is an arithmetic number, because the mean of its divisors is an integer number (6989125265356).

Almost surely, 2^{13978250530711} is an apocalyptic number.

13978250530711 is a deficient number, since it is larger than the sum of its proper divisors (1).

13978250530711 is an equidigital number, since it uses as much as digits as its factorization.

13978250530711 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1587600, while the sum is 52.

The spelling of 13978250530711 in words is "thirteen trillion, nine hundred seventy-eight billion, two hundred fifty million, five hundred thirty thousand, seven hundred eleven".