1330706399 has 16 divisors (see below), whose sum is σ = 1562283936. Its totient is φ = 1119897600.

The previous prime is 1330706357. The next prime is 1330706413. The reversal of 1330706399 is 9936070331.

It is a cyclic number.

It is not a de Polignac number, because 1330706399 - 2¹⁶ = 1330640863 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 (1330706309) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46922 + ... + 69735.

It is an arithmetic number, because the mean of its divisors is an integer number (97642746).

Almost surely, 2^1330706399 is an apocalyptic number.

1330706399 is a deficient number, since it is larger than the sum of its proper divisors (231577537).

1330706399 is a wasteful number, since it uses less digits than its factorization.

1330706399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116746.

The product of its (nonzero) digits is 91854, while the sum is 41.

The square root of 1330706399 is about 36478.8486523355. The cubic root of 1330706399 is about 1099.9191122339.

The spelling of 1330706399 in words is "one billion, three hundred thirty million, seven hundred six thousand, three hundred ninety-nine".