13503053 has 8 divisors (see below), whose sum is σ = 14517120. Its totient is φ = 12519360.

The previous prime is 13503041. The next prime is 13503059. The reversal of 13503053 is 35030531.

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 13503053 - 2²² = 9308749 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13503059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6668 + ... + 8453.

It is an arithmetic number, because the mean of its divisors is an integer number (1814640).

Almost surely, 2^13503053 is an apocalyptic number.

It is an amenable number.

13503053 is a deficient number, since it is larger than the sum of its proper divisors (1014067).

13503053 is a wasteful number, since it uses less digits than its factorization.

13503053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15187.

The product of its (nonzero) digits is 675, while the sum is 20.

The square root of 13503053 is about 3674.6500513654. The cubic root of 13503053 is about 238.1281058327.

Adding to 13503053 its reverse (35030531), we get a palindrome (48533584).

The spelling of 13503053 in words is "thirteen million, five hundred three thousand, fifty-three".