855373 has 2 divisors, whose sum is σ = 855374. Its totient is φ = 855372.

The previous prime is 855359. The next prime is 855377. The reversal of 855373 is 373558.

855373 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 751689 + 103684 = 867^2 + 322^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-855373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (855377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 427686 + 427687.

It is an arithmetic number, because the mean of its divisors is an integer number (427687).

2⁸⁵⁵³⁷³ is an apocalyptic number.

It is an amenable number.

855373 is a deficient number, since it is larger than the sum of its proper divisors (1).

855373 is an equidigital number, since it uses as much as digits as its factorization.

855373 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12600, while the sum is 31.

The square root of 855373 is about 924.8637737527. The cubic root of 855373 is about 94.9259996207.

The spelling of 855373 in words is "eight hundred fifty-five thousand, three hundred seventy-three".