155003 is nontrivially palindromic in base 3.
155003 is an esthetic number in base 3, because in such base its adjacent digits differ by 1.
It is a strong prime.
It is a cyclic number.
155003 is an undulating number in base 3.
It is a plaindrome in base 9.
2155003 is an apocalyptic number.
155003 is an equidigital number, since it uses as much as digits as its factorization.
155003 is an evil number, because the sum of its binary digits is even.
The square root of 155003 is about 393.7042036860. The cubic root of 155003 is about 53.7172001076.
Adding to 155003 its reverse (300551), we get a palindrome (455554).
The spelling of 155003 in words is "one hundred fifty-five thousand, three".