1171253 has 2 divisors, whose sum is σ = 1171254. Its totient is φ = 1171252.

The previous prime is 1171243. The next prime is 1171259. The reversal of 1171253 is 3521711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1170724 + 529 = 1082^2 + 23^2 .

It is a cyclic number.

It is not a de Polignac number, because 1171253 - 2⁶ = 1171189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1171259) 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, 585626 + 585627.

It is an arithmetic number, because the mean of its divisors is an integer number (585627).

2^1171253 is an apocalyptic number.

It is an amenable number.

1171253 is a deficient number, since it is larger than the sum of its proper divisors (1).

1171253 is an equidigital number, since it uses as much as digits as its factorization.

1171253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 210, while the sum is 20.

The square root of 1171253 is about 1082.2444271051. The cubic root of 1171253 is about 105.4104268796.

Adding to 1171253 its reverse (3521711), we get a palindrome (4692964).

The spelling of 1171253 in words is "one million, one hundred seventy-one thousand, two hundred fifty-three".