1330046305 has 16 divisors (see below), whose sum is σ = 1825044480. Its totient is φ = 911541312.

The previous prime is 1330046299. The next prime is 1330046309. The reversal of 1330046305 is 5036400331.

It is a cyclic number.

It is not a de Polignac number, because 1330046305 - 2³ = 1330046297 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1330046305.

It is not an unprimeable number, because it can be changed into a prime (1330046309) 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, 63232 + ... + 81598.

It is an arithmetic number, because the mean of its divisors is an integer number (114065280).

Almost surely, 2^1330046305 is an apocalyptic number.

It is an amenable number.

1330046305 is a deficient number, since it is larger than the sum of its proper divisors (494998175).

1330046305 is a wasteful number, since it uses less digits than its factorization.

1330046305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20448.

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 1330046305 is about 36469.7999034818. The cubic root of 1330046305 is about 1099.7372113298.

Adding to 1330046305 its reverse (5036400331), we get a palindrome (6366446636).

The spelling of 1330046305 in words is "one billion, three hundred thirty million, forty-six thousand, three hundred five".