248137 has 2 divisors, whose sum is σ = 248138. Its totient is φ = 248136.
The previous prime is 248119. The next prime is 248141. The reversal of 248137 is 731842.
248137 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., 241081 + 7056 = 491^2 + 84^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-248137 is a prime.
It is a nialpdrome in base 12.
It is not a weakly prime, because it can be changed into another prime (248117) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124068 + 124069.
It is an arithmetic number, because the mean of its divisors is an integer number (124069).
2248137 is an apocalyptic number.
It is an amenable number.
248137 is a deficient number, since it is larger than the sum of its proper divisors (1).
248137 is an equidigital number, since it uses as much as digits as its factorization.
248137 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 1344, while the sum is 25.
The square root of 248137 is about 498.1335162384. The cubic root of 248137 is about 62.8391799813.
Adding to 248137 its reverse (731842), we get a palindrome (979979).
The spelling of 248137 in words is "two hundred forty-eight thousand, one hundred thirty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •