13530254541 has 4 divisors (see below), whose sum is σ = 18040339392. Its totient is φ = 9020169692.

The previous prime is 13530254531. The next prime is 13530254557. The reversal of 13530254541 is 14545203531.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13530254541 - 2⁶ = 13530254477 is a prime.

It is a super-2 number, since 2×13530254541² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13530254531) 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 3 ways as a sum of consecutive naturals, for example, 2255042421 + ... + 2255042426.

It is an arithmetic number, because the mean of its divisors is an integer number (4510084848).

Almost surely, 2^13530254541 is an apocalyptic number.

It is an amenable number.

13530254541 is a deficient number, since it is larger than the sum of its proper divisors (4510084851).

13530254541 is an equidigital number, since it uses as much as digits as its factorization.

13530254541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4510084850.

The product of its (nonzero) digits is 36000, while the sum is 33.

The spelling of 13530254541 in words is "thirteen billion, five hundred thirty million, two hundred fifty-four thousand, five hundred forty-one".