1149256 has 16 divisors (see below), whose sum is σ = 2178540. Its totient is φ = 568320.

The previous prime is 1149233. The next prime is 1149259. The reversal of 1149256 is 6529411.

It can be written as a sum of positive squares in 2 ways, for example, as 1144900 + 4356 = 1070^2 + 66^2 .

It is not an unprimeable number, because it can be changed into a prime (1149259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36 + ... + 1516.

2^1149256 is an apocalyptic number.

It is an amenable number.

1149256 is a deficient number, since it is larger than the sum of its proper divisors (1029284).

1149256 is a wasteful number, since it uses less digits than its factorization.

1149256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1584 (or 1580 counting only the distinct ones).

The product of its digits is 2160, while the sum is 28.

The square root of 1149256 is about 1072.0335815636. The cubic root of 1149256 is about 104.7463567901.

The spelling of 1149256 in words is "one million, one hundred forty-nine thousand, two hundred fifty-six".