1133257 has 2 divisors, whose sum is σ = 1133258. Its totient is φ = 1133256.

The previous prime is 1133239. The next prime is 1133261. The reversal of 1133257 is 7523311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1048576 + 84681 = 1024^2 + 291^2 .

It is an emirp because it is prime and its reverse (7523311) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1133257 is a prime.

1133257 is a lucky number.

It is equal to p₈₈₁₂₃ and since 1133257 and 88123 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (1133227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 566628 + 566629.

It is an arithmetic number, because the mean of its divisors is an integer number (566629).

2^1133257 is an apocalyptic number.

It is an amenable number.

1133257 is a deficient number, since it is larger than the sum of its proper divisors (1).

1133257 is an equidigital number, since it uses as much as digits as its factorization.

1133257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 630, while the sum is 22.

The square root of 1133257 is about 1064.5454429004. The cubic root of 1133257 is about 104.2580193460.

Adding to 1133257 its reverse (7523311), we get a palindrome (8656568).

The spelling of 1133257 in words is "one million, one hundred thirty-three thousand, two hundred fifty-seven".