1516 has 6 divisors (see below), whose sum is σ = 2660. Its totient is φ = 756.
The previous prime is 1511. The next prime is 1523. The reversal of 1516 is 6151.
1516 is nontrivially palindromic in base 13.
It is an Ulam number.
1516 is an undulating number in base 13.
It is a plaindrome in base 11.
It is a nialpdrome in base 12.
It is a junction number, because it is equal to n+sod(n) for n = 1496 and 1505.
It is not an unprimeable number, because it can be changed into a prime (1511) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 186 + ... + 193.
It is an amenable number.
1516 is a deficient number, since it is larger than the sum of its proper divisors (1144).
1516 is a wasteful number, since it uses less digits than its factorization.
1516 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 383 (or 381 counting only the distinct ones).
The product of its digits is 30, while the sum is 13.
The square root of 1516 is about 38.9358446679. The cubic root of 1516 is about 11.4876995134.
Adding to 1516 its reverse (6151), we get a palindrome (7667).
The spelling of 1516 in words is "one thousand, five hundred sixteen".
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