1330540311 has 8 divisors (see below), whose sum is σ = 1778060160. Its totient is φ = 885023672.

The previous prime is 1330540307. The next prime is 1330540327. The reversal of 1330540311 is 1130450331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1330540311 - 2² = 1330540307 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1330540361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 499251 + ... + 501908.

It is an arithmetic number, because the mean of its divisors is an integer number (222257520).

Almost surely, 2^1330540311 is an apocalyptic number.

1330540311 is a deficient number, since it is larger than the sum of its proper divisors (447519849).

1330540311 is a wasteful number, since it uses less digits than its factorization.

1330540311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1001605.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 1330540311 is about 36476.5720840103. The cubic root of 1330540311 is about 1099.8733493302.

Adding to 1330540311 its reverse (1130450331), we get a palindrome (2460990642).

The spelling of 1330540311 in words is "one billion, three hundred thirty million, five hundred forty thousand, three hundred eleven".