1331711 has 2 divisors, whose sum is σ = 1331712. Its totient is φ = 1331710.

The previous prime is 1331699. The next prime is 1331719. The reversal of 1331711 is 1171331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1331711 - 2⁶ = 1331647 is a prime.

It is a super-3 number, since 3×1331711³ = 7085185348553335293, which contains 333 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1331711.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1331719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665855 + 665856.

It is an arithmetic number, because the mean of its divisors is an integer number (665856).

2^1331711 is an apocalyptic number.

1331711 is a deficient number, since it is larger than the sum of its proper divisors (1).

1331711 is an equidigital number, since it uses as much as digits as its factorization.

1331711 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 63, while the sum is 17.

The square root of 1331711 is about 1153.9978336202. The cubic root of 1331711 is about 110.0195832902.

The spelling of 1331711 in words is "one million, three hundred thirty-one thousand, seven hundred eleven".