1424131686209 has 2 divisors, whose sum is σ = 1424131686210. Its totient is φ = 1424131686208.

The previous prime is 1424131686137. The next prime is 1424131686223. The reversal of 1424131686209 is 9026861314241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1131942789184 + 292188897025 = 1063928^2 + 540545^2 .

It is an emirp because it is prime and its reverse (9026861314241) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1424131686209 - 2³² = 1419836718913 is a prime.

It is not a weakly prime, because it can be changed into another prime (1424131686239) 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, 712065843104 + 712065843105.

It is an arithmetic number, because the mean of its divisors is an integer number (712065843105).

Almost surely, 2^{1424131686209} is an apocalyptic number.

It is an amenable number.

1424131686209 is a deficient number, since it is larger than the sum of its proper divisors (1).

1424131686209 is an equidigital number, since it uses as much as digits as its factorization.

1424131686209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 497664, while the sum is 47.

The spelling of 1424131686209 in words is "one trillion, four hundred twenty-four billion, one hundred thirty-one million, six hundred eighty-six thousand, two hundred nine".