1316741 has 2 divisors, whose sum is σ = 1316742. Its totient is φ = 1316740.

The previous prime is 1316729. The next prime is 1316743. The reversal of 1316741 is 1476131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 748225 + 568516 = 865^2 + 754^2 .

It is a cyclic number.

It is not a de Polignac number, because 1316741 - 2⁶ = 1316677 is a prime.

It is a super-2 number, since 2×1316741² = 3467613722162, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 1316743, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1316743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 658370 + 658371.

It is an arithmetic number, because the mean of its divisors is an integer number (658371).

2^1316741 is an apocalyptic number.

It is an amenable number.

1316741 is a deficient number, since it is larger than the sum of its proper divisors (1).

1316741 is an equidigital number, since it uses as much as digits as its factorization.

1316741 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 504, while the sum is 23.

The square root of 1316741 is about 1147.4933551006. The cubic root of 1316741 is about 109.6057789501.

The spelling of 1316741 in words is "one million, three hundred sixteen thousand, seven hundred forty-one".