1331868303341 has 2 divisors, whose sum is σ = 1331868303342. Its totient is φ = 1331868303340.

The previous prime is 1331868303329. The next prime is 1331868303371. The reversal of 1331868303341 is 1433038681331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1301928922441 + 29939380900 = 1141021^2 + 173030^2 .

It is a cyclic number.

It is not a de Polignac number, because 1331868303341 - 2⁶ = 1331868303277 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1331868303292 and 1331868303301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1331868303371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665934151670 + 665934151671.

It is an arithmetic number, because the mean of its divisors is an integer number (665934151671).

Almost surely, 2^{1331868303341} is an apocalyptic number.

It is an amenable number.

1331868303341 is a deficient number, since it is larger than the sum of its proper divisors (1).

1331868303341 is an equidigital number, since it uses as much as digits as its factorization.

1331868303341 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 373248, while the sum is 44.

The spelling of 1331868303341 in words is "one trillion, three hundred thirty-one billion, eight hundred sixty-eight million, three hundred three thousand, three hundred forty-one".