13531335045 has 64 divisors (see below), whose sum is σ = 24009592320. Its totient is φ = 6472654848.

The previous prime is 13531335029. The next prime is 13531335071. The reversal of 13531335045 is 54053313531.

It is a happy number.

It is not a de Polignac number, because 13531335045 - 2⁴ = 13531335029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13531334997 and 13531335015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1620441 + ... + 1628769.

It is an arithmetic number, because the mean of its divisors is an integer number (375149880).

Almost surely, 2^13531335045 is an apocalyptic number.

13531335045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13531335045 is a deficient number, since it is larger than the sum of its proper divisors (10478257275).

13531335045 is a wasteful number, since it uses less digits than its factorization.

13531335045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8654.

The product of its (nonzero) digits is 40500, while the sum is 33.

Adding to 13531335045 its reverse (54053313531), we get a palindrome (67584648576).

The spelling of 13531335045 in words is "thirteen billion, five hundred thirty-one million, three hundred thirty-five thousand, forty-five".