13212140031439 has 2 divisors, whose sum is σ = 13212140031440. Its totient is φ = 13212140031438.

The previous prime is 13212140031383. The next prime is 13212140031473. The reversal of 13212140031439 is 93413004121231.

It is an a-pointer prime, because the next prime (13212140031473) can be obtained adding 13212140031439 to its sum of digits (34).

It is a strong prime.

It is an emirp because it is prime and its reverse (93413004121231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13212140031439 - 2¹⁵ = 13212139998671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13212140031239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6606070015719 + 6606070015720.

It is an arithmetic number, because the mean of its divisors is an integer number (6606070015720).

Almost surely, 2^{13212140031439} is an apocalyptic number.

13212140031439 is a deficient number, since it is larger than the sum of its proper divisors (1).

13212140031439 is an equidigital number, since it uses as much as digits as its factorization.

13212140031439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 34.

The spelling of 13212140031439 in words is "thirteen trillion, two hundred twelve billion, one hundred forty million, thirty-one thousand, four hundred thirty-nine".