13012534111 has 4 divisors (see below), whose sum is σ = 13777977312. Its totient is φ = 12247090912.

The previous prime is 13012534103. The next prime is 13012534147. The reversal of 13012534111 is 11143521031.

It is a happy number.

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 13012534111 - 2³ = 13012534103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13012534151) 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, 382721575 + ... + 382721608.

It is an arithmetic number, because the mean of its divisors is an integer number (3444494328).

Almost surely, 2^13012534111 is an apocalyptic number.

13012534111 is a deficient number, since it is larger than the sum of its proper divisors (765443201).

13012534111 is an equidigital number, since it uses as much as digits as its factorization.

13012534111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 765443200.

The product of its (nonzero) digits is 360, while the sum is 22.

The spelling of 13012534111 in words is "thirteen billion, twelve million, five hundred thirty-four thousand, one hundred eleven".