1056287 has 2 divisors, whose sum is σ = 1056288. Its totient is φ = 1056286.

The previous prime is 1056281. The next prime is 1056311. The reversal of 1056287 is 7826501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1056287 - 2⁴ = 1056271 is a prime.

It is a super-2 number, since 2×1056287² = 2231484452738, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1056281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528143 + 528144.

It is an arithmetic number, because the mean of its divisors is an integer number (528144).

2^1056287 is an apocalyptic number.

1056287 is a deficient number, since it is larger than the sum of its proper divisors (1).

1056287 is an equidigital number, since it uses as much as digits as its factorization.

1056287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 1056287 is about 1027.7582400545. The cubic root of 1056287 is about 101.8420919467.

The spelling of 1056287 in words is "one million, fifty-six thousand, two hundred eighty-seven".