1171264 has 14 divisors (see below), whose sum is σ = 2324354. Its totient is φ = 585600.

The previous prime is 1171259. The next prime is 1171267. The reversal of 1171264 is 4621711.

It can be written as a sum of positive squares in only one way, i.e., 652864 + 518400 = 808^2 + 720^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1171267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9087 + ... + 9214.

2^1171264 is an apocalyptic number.

It is an amenable number.

1171264 is a deficient number, since it is larger than the sum of its proper divisors (1153090).

1171264 is an equidigital number, since it uses as much as digits as its factorization.

1171264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18313 (or 18303 counting only the distinct ones).

The product of its digits is 336, while the sum is 22.

The square root of 1171264 is about 1082.2495091244. The cubic root of 1171264 is about 105.4107568712.

Adding to 1171264 its reverse (4621711), we get a palindrome (5792975).

The spelling of 1171264 in words is "one million, one hundred seventy-one thousand, two hundred sixty-four".