1052287 has 2 divisors, whose sum is σ = 1052288. Its totient is φ = 1052286.

The previous prime is 1052281. The next prime is 1052299. The reversal of 1052287 is 7822501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1052287 - 2³ = 1052279 is a prime.

It is a super-2 number, since 2×1052287² = 2214615860738, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1052281) 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 as a sum of consecutive naturals, namely, 526143 + 526144.

It is an arithmetic number, because the mean of its divisors is an integer number (526144).

2^1052287 is an apocalyptic number.

1052287 is a deficient number, since it is larger than the sum of its proper divisors (1).

1052287 is an equidigital number, since it uses as much as digits as its factorization.

1052287 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1120, while the sum is 25.

The square root of 1052287 is about 1025.8104113334. The cubic root of 1052287 is about 101.7133757719.

Adding to 1052287 its reverse (7822501), we get a palindrome (8874788).

It can be divided in two parts, 10522 and 87, that added together give a square (10609 = 103²).

The spelling of 1052287 in words is "one million, fifty-two thousand, two hundred eighty-seven".