103153 has 4 divisors (see below), whose sum is σ = 106740. Its totient is φ = 99568.
The previous prime is 103141. The next prime is 103171. The reversal of 103153 is 351301.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 31329 + 71824 = 177^2 + 268^2 .
It is a cyclic number.
It is not a de Polignac number, because 103153 - 213 = 94961 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 (103123) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1750 + ... + 1807.
It is an arithmetic number, because the mean of its divisors is an integer number (26685).
2103153 is an apocalyptic number.
It is an amenable number.
103153 is a deficient number, since it is larger than the sum of its proper divisors (3587).
103153 is an equidigital number, since it uses as much as digits as its factorization.
103153 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3586.
The product of its (nonzero) digits is 45, while the sum is 13.
The square root of 103153 is about 321.1744074487. The cubic root of 103153 is about 46.8986801834.
Adding to 103153 its reverse (351301), we get a palindrome (454454).
It can be divided in two parts, 103 and 153, that added together give a 8-th power (256 = 28).
The spelling of 103153 in words is "one hundred three thousand, one hundred fifty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •