11534551013 has 8 divisors (see below), whose sum is σ = 11782654848. Its totient is φ = 11286559264.

The previous prime is 11534550997. The next prime is 11534551043. The reversal of 11534551013 is 31015543511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11534551013 - 2⁴ = 11534550997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11534551043) 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 7 ways as a sum of consecutive naturals, for example, 199670 + ... + 250872.

It is an arithmetic number, because the mean of its divisors is an integer number (1472831856).

Almost surely, 2^11534551013 is an apocalyptic number.

It is an amenable number.

11534551013 is a deficient number, since it is larger than the sum of its proper divisors (248103835).

11534551013 is an equidigital number, since it uses as much as digits as its factorization.

11534551013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56043.

The product of its (nonzero) digits is 4500, while the sum is 29.

The spelling of 11534551013 in words is "eleven billion, five hundred thirty-four million, five hundred fifty-one thousand, thirteen".