13145134152 has 64 divisors (see below), whose sum is σ = 34914916800. Its totient is φ = 4116268800.

The previous prime is 13145134129. The next prime is 13145134153. The reversal of 13145134152 is 25143154131.

It is not an unprimeable number, because it can be changed into a prime (13145134153) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 229474 + ... + 280977.

It is an arithmetic number, because the mean of its divisors is an integer number (545545575).

Almost surely, 2^13145134152 is an apocalyptic number.

13145134152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13145134152 is an abundant number, since it is smaller than the sum of its proper divisors (21769782648).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13145134152 is a wasteful number, since it uses less digits than its factorization.

13145134152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510526 (or 510522 counting only the distinct ones).

The product of its digits is 7200, while the sum is 30.

Adding to 13145134152 its reverse (25143154131), we get a palindrome (38288288283).

The spelling of 13145134152 in words is "thirteen billion, one hundred forty-five million, one hundred thirty-four thousand, one hundred fifty-two".