1330320123 has 12 divisors (see below), whose sum is σ = 2096262168. Its totient is φ = 806254560.

The previous prime is 1330320119. The next prime is 1330320133. The reversal of 1330320123 is 3210230331.

1330320123 is a `hidden beast` number, since 1 + 330 + 320 + 12 + 3 = 666.

It is not a de Polignac number, because 1330320123 - 2² = 1330320119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1330320096 and 1330320105.

It is not an unprimeable number, because it can be changed into a prime (1330320133) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6718690 + ... + 6718887.

It is an arithmetic number, because the mean of its divisors is an integer number (174688514).

Almost surely, 2^1330320123 is an apocalyptic number.

1330320123 is a deficient number, since it is larger than the sum of its proper divisors (765942045).

1330320123 is a wasteful number, since it uses less digits than its factorization.

1330320123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13437594 (or 13437591 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 1330320123 is about 36473.5537478870. The cubic root of 1330320123 is about 1099.8126741615.

Adding to 1330320123 its reverse (3210230331), we get a palindrome (4540550454).

The spelling of 1330320123 in words is "one billion, three hundred thirty million, three hundred twenty thousand, one hundred twenty-three".