13353345 has 12 divisors (see below), whose sum is σ = 23145876. Its totient is φ = 7121760.

The previous prime is 13353283. The next prime is 13353359. The reversal of 13353345 is 54335331.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 7750656 + 5602689 = 2784^2 + 2367^2 .

It is not a de Polignac number, because 13353345 - 2¹² = 13349249 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 148326 + ... + 148415.

It is an arithmetic number, because the mean of its divisors is an integer number (1928823).

Almost surely, 2^13353345 is an apocalyptic number.

13353345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13353345 is a deficient number, since it is larger than the sum of its proper divisors (9792531).

13353345 is a wasteful number, since it uses less digits than its factorization.

13353345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296752 (or 296749 counting only the distinct ones).

The product of its digits is 8100, while the sum is 27.

The square root of 13353345 is about 3654.2228996053. Note that the first 3 decimals coincide. The cubic root of 13353345 is about 237.2447932700.

Adding to 13353345 its reverse (54335331), we get a palindrome (67688676).

The spelling of 13353345 in words is "thirteen million, three hundred fifty-three thousand, three hundred forty-five".