13503030 has 16 divisors (see below), whose sum is σ = 32407344. Its totient is φ = 3600800.

The previous prime is 13503013. The next prime is 13503041. The reversal of 13503030 is 3030531.

It is a Harshad number since it is a multiple of its sum of digits (15).

13503030 is a modest number, since divided by 3030 gives 1350 as remainder.

It is a congruent number.

It is an unprimeable number.

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, 225021 + ... + 225080.

It is an arithmetic number, because the mean of its divisors is an integer number (2025459).

Almost surely, 2^13503030 is an apocalyptic number.

13503030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13503030 is an abundant number, since it is smaller than the sum of its proper divisors (18904314).

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

13503030 is a wasteful number, since it uses less digits than its factorization.

13503030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450111.

The product of its (nonzero) digits is 135, while the sum is 15.

The square root of 13503030 is about 3674.6469218144. The cubic root of 13503030 is about 238.1279706300.

Adding to 13503030 its reverse (3030531), we get a palindrome (16533561).

The spelling of 13503030 in words is "thirteen million, five hundred three thousand, thirty".