1163273 has 2 divisors, whose sum is σ = 1163274. Its totient is φ = 1163272.

The previous prime is 1163263. The next prime is 1163311. The reversal of 1163273 is 3723611.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1024144 + 139129 = 1012^2 + 373^2 .

It is a cyclic number.

It is not a de Polignac number, because 1163273 - 2⁴ = 1163257 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1163233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 581636 + 581637.

It is an arithmetic number, because the mean of its divisors is an integer number (581637).

2^1163273 is an apocalyptic number.

It is an amenable number.

1163273 is a deficient number, since it is larger than the sum of its proper divisors (1).

1163273 is an equidigital number, since it uses as much as digits as its factorization.

1163273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 756, while the sum is 23.

The square root of 1163273 is about 1078.5513432378. The cubic root of 1163273 is about 105.1704864511.

Adding to 1163273 its reverse (3723611), we get a palindrome (4886884).

The spelling of 1163273 in words is "one million, one hundred sixty-three thousand, two hundred seventy-three".