1480420305797 has 2 divisors, whose sum is σ = 1480420305798. Its totient is φ = 1480420305796.

The previous prime is 1480420305787. The next prime is 1480420305799. The reversal of 1480420305797 is 7975030240841.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1010364718561 + 470055587236 = 1005169^2 + 685606^2 .

It is a cyclic number.

It is not a de Polignac number, because 1480420305797 - 2⁶ = 1480420305733 is a prime.

Together with 1480420305799, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1480420305799) 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, 740210152898 + 740210152899.

It is an arithmetic number, because the mean of its divisors is an integer number (740210152899).

Almost surely, 2^{1480420305797} is an apocalyptic number.

It is an amenable number.

1480420305797 is a deficient number, since it is larger than the sum of its proper divisors (1).

1480420305797 is an equidigital number, since it uses as much as digits as its factorization.

1480420305797 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1693440, while the sum is 50.

The spelling of 1480420305797 in words is "one trillion, four hundred eighty billion, four hundred twenty million, three hundred five thousand, seven hundred ninety-seven".