1290485346383 has 2 divisors, whose sum is σ = 1290485346384. Its totient is φ = 1290485346382.

The previous prime is 1290485346347. The next prime is 1290485346407. The reversal of 1290485346383 is 3836435840921.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1290485346383 - 2²⁰ = 1290484297807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1290485346313) 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, 645242673191 + 645242673192.

It is an arithmetic number, because the mean of its divisors is an integer number (645242673192).

Almost surely, 2^{1290485346383} is an apocalyptic number.

1290485346383 is a deficient number, since it is larger than the sum of its proper divisors (1).

1290485346383 is an equidigital number, since it uses as much as digits as its factorization.

1290485346383 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14929920, while the sum is 56.

The spelling of 1290485346383 in words is "one trillion, two hundred ninety billion, four hundred eighty-five million, three hundred forty-six thousand, three hundred eighty-three".