13445330 has 16 divisors (see below), whose sum is σ = 24292224. Its totient is φ = 5358000.

The previous prime is 13445321. The next prime is 13445347. The reversal of 13445330 is 3354431.

It is a junction number, because it is equal to n+sod(n) for n = 13445296 and 13445305.

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, 455 + ... + 5205.

It is an arithmetic number, because the mean of its divisors is an integer number (1518264).

Almost surely, 2^13445330 is an apocalyptic number.

13445330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13445330 is a deficient number, since it is larger than the sum of its proper divisors (10846894).

13445330 is a wasteful number, since it uses less digits than its factorization.

13445330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5041.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 13445330 is about 3666.7874222540. The cubic root of 13445330 is about 237.7883036234.

Adding to 13445330 its reverse (3354431), we get a palindrome (16799761).

The spelling of 13445330 in words is "thirteen million, four hundred forty-five thousand, three hundred thirty".