1056249 has 6 divisors (see below), whose sum is σ = 1525706. Its totient is φ = 704160.

The previous prime is 1056247. The next prime is 1056269. The reversal of 1056249 is 9426501.

It can be written as a sum of positive squares in only one way, i.e., 837225 + 219024 = 915^2 + 468^2 .

It is not a de Polignac number, because 1056249 - 2¹ = 1056247 is a prime.

It is a super-2 number, since 2×1056249² = 2231323900002, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1056241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 58672 + ... + 58689.

2^1056249 is an apocalyptic number.

It is an amenable number.

1056249 is a deficient number, since it is larger than the sum of its proper divisors (469457).

1056249 is a wasteful number, since it uses less digits than its factorization.

1056249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117367 (or 117364 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 1056249 is about 1027.7397530504. The cubic root of 1056249 is about 101.8408706733.

The spelling of 1056249 in words is "one million, fifty-six thousand, two hundred forty-nine".