13530040435 has 4 divisors (see below), whose sum is σ = 16236048528. Its totient is φ = 10824032344.

The previous prime is 13530040397. The next prime is 13530040481. The reversal of 13530040435 is 53404003531.

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

It is a cyclic number.

It is not a de Polignac number, because 13530040435 - 2⁹ = 13530039923 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1353004039 + ... + 1353004048.

It is an arithmetic number, because the mean of its divisors is an integer number (4059012132).

Almost surely, 2^13530040435 is an apocalyptic number.

13530040435 is a deficient number, since it is larger than the sum of its proper divisors (2706008093).

13530040435 is an equidigital number, since it uses as much as digits as its factorization.

13530040435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2706008092.

The product of its (nonzero) digits is 10800, while the sum is 28.

Adding to 13530040435 its reverse (53404003531), we get a palindrome (66934043966).

The spelling of 13530040435 in words is "thirteen billion, five hundred thirty million, forty thousand, four hundred thirty-five".