1052863 has 6 divisors (see below), whose sum is σ = 1224816. Its totient is φ = 902412.

The previous prime is 1052851. The next prime is 1052873. The reversal of 1052863 is 3682501.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-1052863 is a prime.

It is a super-2 number, since 2×1052863² = 2217040993538, which contains 22 as substring.

It is a Duffinian number.

1052863 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1052803) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10695 + ... + 10792.

It is an arithmetic number, because the mean of its divisors is an integer number (204136).

2^1052863 is an apocalyptic number.

1052863 is a deficient number, since it is larger than the sum of its proper divisors (171953).

1052863 is an equidigital number, since it uses as much as digits as its factorization.

1052863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21501 (or 21494 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 1052863 is about 1026.0911265575. The cubic root of 1052863 is about 101.7319309816.

The spelling of 1052863 in words is "one million, fifty-two thousand, eight hundred sixty-three".