1434421306979 has 2 divisors, whose sum is σ = 1434421306980. Its totient is φ = 1434421306978.

The previous prime is 1434421306951. The next prime is 1434421307029. The reversal of 1434421306979 is 9796031244341.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (9796031244341) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1434421306979 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1434421306979.

It is not a weakly prime, because it can be changed into another prime (1434421306909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 717210653489 + 717210653490.

It is an arithmetic number, because the mean of its divisors is an integer number (717210653490).

Almost surely, 2^{1434421306979} is an apocalyptic number.

1434421306979 is a deficient number, since it is larger than the sum of its proper divisors (1).

1434421306979 is an equidigital number, since it uses as much as digits as its factorization.

1434421306979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3919104, while the sum is 53.

The spelling of 1434421306979 in words is "one trillion, four hundred thirty-four billion, four hundred twenty-one million, three hundred six thousand, nine hundred seventy-nine".