14154216521369 has 2 divisors, whose sum is σ = 14154216521370. Its totient is φ = 14154216521368.

The previous prime is 14154216521281. The next prime is 14154216521387. The reversal of 14154216521369 is 96312561245141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12942092590144 + 1212123931225 = 3597512^2 + 1100965^2 .

It is a cyclic number.

It is not a de Polignac number, because 14154216521369 - 2⁸ = 14154216521113 is a prime.

It is a super-2 number, since 2×14154216521369² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (14154216521969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7077108260684 + 7077108260685.

It is an arithmetic number, because the mean of its divisors is an integer number (7077108260685).

Almost surely, 2^{14154216521369} is an apocalyptic number.

It is an amenable number.

14154216521369 is a deficient number, since it is larger than the sum of its proper divisors (1).

14154216521369 is an equidigital number, since it uses as much as digits as its factorization.

14154216521369 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1555200, while the sum is 50.

The spelling of 14154216521369 in words is "fourteen trillion, one hundred fifty-four billion, two hundred sixteen million, five hundred twenty-one thousand, three hundred sixty-nine".