1171393 has 2 divisors, whose sum is σ = 1171394. Its totient is φ = 1171392.

The previous prime is 1171343. The next prime is 1171399. The reversal of 1171393 is 3931711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 685584 + 485809 = 828^2 + 697^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1171393 is a prime.

It is not a weakly prime, because it can be changed into another prime (1171399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 585696 + 585697.

It is an arithmetic number, because the mean of its divisors is an integer number (585697).

2^1171393 is an apocalyptic number.

It is an amenable number.

1171393 is a deficient number, since it is larger than the sum of its proper divisors (1).

1171393 is an equidigital number, since it uses as much as digits as its factorization.

1171393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 567, while the sum is 25.

The square root of 1171393 is about 1082.3091055701. The cubic root of 1171393 is about 105.4146266189.

The spelling of 1171393 in words is "one million, one hundred seventy-one thousand, three hundred ninety-three".