13530544051 has 2 divisors, whose sum is σ = 13530544052. Its totient is φ = 13530544050.

The previous prime is 13530544039. The next prime is 13530544109. The reversal of 13530544051 is 15044503531.

It is a weak prime.

It is an emirp because it is prime and its reverse (15044503531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13530544051 - 2⁵ = 13530544019 is a prime.

It is not a weakly prime, because it can be changed into another prime (13530544031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6765272025 + 6765272026.

It is an arithmetic number, because the mean of its divisors is an integer number (6765272026).

Almost surely, 2^13530544051 is an apocalyptic number.

13530544051 is a deficient number, since it is larger than the sum of its proper divisors (1).

13530544051 is an equidigital number, since it uses as much as digits as its factorization.

13530544051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18000, while the sum is 31.

The spelling of 13530544051 in words is "thirteen billion, five hundred thirty million, five hundred forty-four thousand, fifty-one".