13453500 has 48 divisors (see below), whose sum is σ = 39180960. Its totient is φ = 3587200.

The previous prime is 13453499. The next prime is 13453513. The reversal of 13453500 is 535431.

13453500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2985 + ... + 5984.

It is an arithmetic number, because the mean of its divisors is an integer number (816270).

Almost surely, 2^13453500 is an apocalyptic number.

13453500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13453500 is an abundant number, since it is smaller than the sum of its proper divisors (25727460).

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

13453500 is a wasteful number, since it uses less digits than its factorization.

13453500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8991 (or 8979 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 13453500 is about 3667.9013072873. The cubic root of 13453500 is about 237.8364575691.

Adding to 13453500 its reverse (535431), we get a palindrome (13988931).

The spelling of 13453500 in words is "thirteen million, four hundred fifty-three thousand, five hundred".