863053 has 4 divisors (see below), whose sum is σ = 883168. Its totient is φ = 842940.

The previous prime is 863047. The next prime is 863081. The reversal of 863053 is 350368.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 863053 - 2⁹ = 862541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (863003) 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 3 ways as a sum of consecutive naturals, for example, 9993 + ... + 10078.

It is an arithmetic number, because the mean of its divisors is an integer number (220792).

2⁸⁶³⁰⁵³ is an apocalyptic number.

It is an amenable number.

863053 is a deficient number, since it is larger than the sum of its proper divisors (20115).

863053 is a wasteful number, since it uses less digits than its factorization.

863053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20114.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 863053 is about 929.0064585351. The cubic root of 863053 is about 95.2092525080.

The spelling of 863053 in words is "eight hundred sixty-three thousand, fifty-three".