13455330 has 64 divisors (see below), whose sum is σ = 39087360. Its totient is φ = 2893824.

The previous prime is 13455329. The next prime is 13455331. The reversal of 13455330 is 3355431.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (13455329) and next prime (13455331).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 13455330.

It is not an unprimeable number, because it can be changed into a prime (13455331) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1686 + ... + 5454.

It is an arithmetic number, because the mean of its divisors is an integer number (610740).

Almost surely, 2^13455330 is an apocalyptic number.

13455330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 13455330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19543680).

13455330 is an abundant number, since it is smaller than the sum of its proper divisors (25632030).

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

13455330 is a wasteful number, since it uses less digits than its factorization.

13455330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3803.

The product of its (nonzero) digits is 2700, while the sum is 24.

The square root of 13455330 is about 3668.1507602605. The cubic root of 13455330 is about 237.8472409089.

The spelling of 13455330 in words is "thirteen million, four hundred fifty-five thousand, three hundred thirty".