13252153231523 has 8 divisors (see below), whose sum is σ = 13863159136800. Its totient is φ = 12651416333248.

The previous prime is 13252153231507. The next prime is 13252153231547. The reversal of 13252153231523 is 32513235125231.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 13252153231523 - 2⁴ = 13252153231507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13252153231553) 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, 2567249111 + ... + 2567254272.

It is an arithmetic number, because the mean of its divisors is an integer number (1732894892100).

Almost surely, 2^{13252153231523} is an apocalyptic number.

13252153231523 is a deficient number, since it is larger than the sum of its proper divisors (611005905277).

13252153231523 is an equidigital number, since it uses as much as digits as its factorization.

13252153231523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5134503501.

The product of its digits is 162000, while the sum is 38.

Adding to 13252153231523 its reverse (32513235125231), we get a palindrome (45765388356754).

The spelling of 13252153231523 in words is "thirteen trillion, two hundred fifty-two billion, one hundred fifty-three million, two hundred thirty-one thousand, five hundred twenty-three".