805153 has 2 divisors, whose sum is σ = 805154. Its totient is φ = 805152.

The previous prime is 805121. The next prime is 805159. The reversal of 805153 is 351508.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 567009 + 238144 = 753^2 + 488^2 .

It is a cyclic number.

It is not a de Polignac number, because 805153 - 2⁵ = 805121 is a prime.

805153 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (805159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 402576 + 402577.

It is an arithmetic number, because the mean of its divisors is an integer number (402577).

2⁸⁰⁵¹⁵³ is an apocalyptic number.

It is an amenable number.

805153 is a deficient number, since it is larger than the sum of its proper divisors (1).

805153 is an equidigital number, since it uses as much as digits as its factorization.

805153 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 805153 is about 897.3031817619. The cubic root of 805153 is about 93.0306678062.

The spelling of 805153 in words is "eight hundred five thousand, one hundred fifty-three".