1071311 has 2 divisors, whose sum is σ = 1071312. Its totient is φ = 1071310.

The previous prime is 1071283. The next prime is 1071313. The reversal of 1071311 is 1131701.

It is a strong prime.

It is an emirp because it is prime and its reverse (1131701) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1071311 - 2¹⁰ = 1070287 is a prime.

It is a super-2 number, since 2×1071311² = 2295414517442, which contains 22 as substring.

Together with 1071313, 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 (1071313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 535655 + 535656.

It is an arithmetic number, because the mean of its divisors is an integer number (535656).

2^1071311 is an apocalyptic number.

1071311 is a deficient number, since it is larger than the sum of its proper divisors (1).

1071311 is an equidigital number, since it uses as much as digits as its factorization.

1071311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21, while the sum is 14.

The square root of 1071311 is about 1035.0415450599. The cubic root of 1071311 is about 102.3226677998.

The spelling of 1071311 in words is "one million, seventy-one thousand, three hundred eleven".