1331330003293 has 2 divisors, whose sum is σ = 1331330003294. Its totient is φ = 1331330003292.

The previous prime is 1331330003291. The next prime is 1331330003351. The reversal of 1331330003293 is 3923000331331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1328251640004 + 3078363289 = 1152498^2 + 55483^2 .

It is a cyclic number.

It is not a de Polignac number, because 1331330003293 - 2¹ = 1331330003291 is a prime.

Together with 1331330003291, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1331330003291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665665001646 + 665665001647.

It is an arithmetic number, because the mean of its divisors is an integer number (665665001647).

Almost surely, 2^{1331330003293} is an apocalyptic number.

It is an amenable number.

1331330003293 is a deficient number, since it is larger than the sum of its proper divisors (1).

1331330003293 is an equidigital number, since it uses as much as digits as its factorization.

1331330003293 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13122, while the sum is 31.

The spelling of 1331330003293 in words is "one trillion, three hundred thirty-one billion, three hundred thirty million, three thousand, two hundred ninety-three".