12533315 has 8 divisors (see below), whose sum is σ = 15087408. Its totient is φ = 9995040.

The previous prime is 12533309. The next prime is 12533317. The reversal of 12533315 is 51333521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12533315 - 2⁴ = 12533299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12533317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2132 + ... + 5441.

It is an arithmetic number, because the mean of its divisors is an integer number (1885926).

Almost surely, 2^12533315 is an apocalyptic number.

12533315 is a deficient number, since it is larger than the sum of its proper divisors (2554093).

12533315 is an equidigital number, since it uses as much as digits as its factorization.

12533315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7909.

The product of its digits is 1350, while the sum is 23.

The square root of 12533315 is about 3540.2422233514. The cubic root of 12533315 is about 232.2854381576.

Adding to 12533315 its reverse (51333521), we get a palindrome (63866836).

The spelling of 12533315 in words is "twelve million, five hundred thirty-three thousand, three hundred fifteen".