13511531234 has 8 divisors (see below), whose sum is σ = 20275546320. Its totient is φ = 6753015796.

The previous prime is 13511531227. The next prime is 13511531261. The reversal of 13511531234 is 43213511531.

13511531234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×13511531234² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13511531197 and 13511531206.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1368764 + ... + 1378599.

It is an arithmetic number, because the mean of its divisors is an integer number (2534443290).

Almost surely, 2^13511531234 is an apocalyptic number.

13511531234 is a deficient number, since it is larger than the sum of its proper divisors (6764015086).

13511531234 is a wasteful number, since it uses less digits than its factorization.

13511531234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2749824.

The product of its digits is 5400, while the sum is 29.

The spelling of 13511531234 in words is "thirteen billion, five hundred eleven million, five hundred thirty-one thousand, two hundred thirty-four".