1171343 has 2 divisors, whose sum is σ = 1171344. Its totient is φ = 1171342.

The previous prime is 1171319. The next prime is 1171393. The reversal of 1171343 is 3431711.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1171343 - 2¹⁶ = 1105807 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1171393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 585671 + 585672.

It is an arithmetic number, because the mean of its divisors is an integer number (585672).

2^1171343 is an apocalyptic number.

1171343 is a deficient number, since it is larger than the sum of its proper divisors (1).

1171343 is an equidigital number, since it uses as much as digits as its factorization.

1171343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 252, while the sum is 20.

The square root of 1171343 is about 1082.2860065620. The cubic root of 1171343 is about 105.4131267504.

The spelling of 1171343 in words is "one million, one hundred seventy-one thousand, three hundred forty-three".