13531502245 has 8 divisors (see below), whose sum is σ = 16253901720. Its totient is φ = 10814469120.

The previous prime is 13531502233. The next prime is 13531502273. The reversal of 13531502245 is 54220513531.

It can be written as a sum of positive squares in 4 ways, for example, as 1582607524 + 11948894721 = 39782^2 + 109311^2 .

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

It is not a de Polignac number, because 13531502245 - 2¹¹ = 13531500197 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1336036 + ... + 1346125.

It is an arithmetic number, because the mean of its divisors is an integer number (2031737715).

Almost surely, 2^13531502245 is an apocalyptic number.

It is an amenable number.

13531502245 is a deficient number, since it is larger than the sum of its proper divisors (2722399475).

13531502245 is a wasteful number, since it uses less digits than its factorization.

13531502245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2683175.

The product of its (nonzero) digits is 18000, while the sum is 31.

The spelling of 13531502245 in words is "thirteen billion, five hundred thirty-one million, five hundred two thousand, two hundred forty-five".