13531034445 has 8 divisors (see below), whose sum is σ = 21649655136. Its totient is φ = 7216551696.

The previous prime is 13531034441. The next prime is 13531034459. The reversal of 13531034445 is 54443013531.

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

It is not a de Polignac number, because 13531034445 - 2² = 13531034441 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13531034441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 451034467 + ... + 451034496.

It is an arithmetic number, because the mean of its divisors is an integer number (2706206892).

Almost surely, 2^13531034445 is an apocalyptic number.

13531034445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13531034445 is a deficient number, since it is larger than the sum of its proper divisors (8118620691).

13531034445 is an equidigital number, since it uses as much as digits as its factorization.

13531034445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 902068971.

The product of its (nonzero) digits is 43200, while the sum is 33.

Adding to 13531034445 its reverse (54443013531), we get a palindrome (67974047976).

The spelling of 13531034445 in words is "thirteen billion, five hundred thirty-one million, thirty-four thousand, four hundred forty-five".