13985502379 has 2 divisors, whose sum is σ = 13985502380. Its totient is φ = 13985502378.

The previous prime is 13985502373. The next prime is 13985502413. The reversal of 13985502379 is 97320558931.

13985502379 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13985502379 - 2⁹ = 13985501867 is a prime.

It is not a weakly prime, because it can be changed into another prime (13985502373) 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, 6992751189 + 6992751190.

It is an arithmetic number, because the mean of its divisors is an integer number (6992751190).

Almost surely, 2^13985502379 is an apocalyptic number.

13985502379 is a deficient number, since it is larger than the sum of its proper divisors (1).

13985502379 is an equidigital number, since it uses as much as digits as its factorization.

13985502379 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2041200, while the sum is 52.

The spelling of 13985502379 in words is "thirteen billion, nine hundred eighty-five million, five hundred two thousand, three hundred seventy-nine".