55373 has 2 divisors, whose sum is σ = 55374. Its totient is φ = 55372.
The previous prime is 55351. The next prime is 55381. The reversal of 55373 is 37355.
55373 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., 51529 + 3844 = 227^2 + 62^2 .
It is a cyclic number.
It is not a de Polignac number, because 55373 - 28 = 55117 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (55313) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27686 + 27687.
It is an arithmetic number, because the mean of its divisors is an integer number (27687).
255373 is an apocalyptic number.
It is an amenable number.
55373 is a deficient number, since it is larger than the sum of its proper divisors (1).
55373 is an equidigital number, since it uses as much as digits as its factorization.
55373 is an evil number, because the sum of its binary digits is even.
The product of its digits is 1575, while the sum is 23.
The square root of 55373 is about 235.3146829248. The cubic root of 55373 is about 38.1153007666.
It can be divided in two parts, 553 and 73, that added together give a palindrome (626).
The spelling of 55373 in words is "fifty-five thousand, three hundred seventy-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.095 sec. • engine limits •