13530040011 has 24 divisors (see below), whose sum is σ = 21333923520. Its totient is φ = 8545285512.

The previous prime is 13530040003. The next prime is 13530040021. The reversal of 13530040011 is 11004003531.

It is not a de Polignac number, because 13530040011 - 2³ = 13530040003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13530040021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1460625 + ... + 1469858.

It is an arithmetic number, because the mean of its divisors is an integer number (888913480).

Almost surely, 2^13530040011 is an apocalyptic number.

13530040011 is a deficient number, since it is larger than the sum of its proper divisors (7803883509).

13530040011 is an equidigital number, since it uses as much as digits as its factorization.

13530040011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2930517 (or 2930505 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

Adding to 13530040011 its reverse (11004003531), we get a palindrome (24534043542).

The spelling of 13530040011 in words is "thirteen billion, five hundred thirty million, forty thousand, eleven".