1330542011 has 4 divisors (see below), whose sum is σ = 1376422800. Its totient is φ = 1284661224.

The previous prime is 1330542001. The next prime is 1330542023. The reversal of 1330542011 is 1102450331.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1330542011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1330542001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22940351 + ... + 22940408.

It is an arithmetic number, because the mean of its divisors is an integer number (344105700).

Almost surely, 2^1330542011 is an apocalyptic number.

1330542011 is a deficient number, since it is larger than the sum of its proper divisors (45880789).

1330542011 is an equidigital number, since it uses as much as digits as its factorization.

1330542011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45880788.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 1330542011 is about 36476.5953866311. The cubic root of 1330542011 is about 1099.8738177575.

Adding to 1330542011 its reverse (1102450331), we get a palindrome (2432992342).

The spelling of 1330542011 in words is "one billion, three hundred thirty million, five hundred forty-two thousand, eleven".