14012120201509 has 2 divisors, whose sum is σ = 14012120201510. Its totient is φ = 14012120201508.

The previous prime is 14012120201437. The next prime is 14012120201531. The reversal of 14012120201509 is 90510202121041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9999698572900 + 4012421628609 = 3162230^2 + 2003103^2 .

It is a cyclic number.

It is not a de Polignac number, because 14012120201509 - 2²¹ = 14012118104357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14012120261509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7006060100754 + 7006060100755.

It is an arithmetic number, because the mean of its divisors is an integer number (7006060100755).

Almost surely, 2^{14012120201509} is an apocalyptic number.

It is an amenable number.

14012120201509 is a deficient number, since it is larger than the sum of its proper divisors (1).

14012120201509 is an equidigital number, since it uses as much as digits as its factorization.

14012120201509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 28.

The spelling of 14012120201509 in words is "fourteen trillion, twelve billion, one hundred twenty million, two hundred one thousand, five hundred nine".