12522153 has 8 divisors (see below), whose sum is σ = 19081408. Its totient is φ = 7155504.

The previous prime is 12522137. The next prime is 12522157. The reversal of 12522153 is 35122521.

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

It is not a de Polignac number, because 12522153 - 2⁴ = 12522137 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 596293 = 12522153 / (1 + 2 + 5 + 2 + 2 + 1 + 5 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12522157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 298126 + ... + 298167.

It is an arithmetic number, because the mean of its divisors is an integer number (2385176).

Almost surely, 2^12522153 is an apocalyptic number.

It is an amenable number.

12522153 is a deficient number, since it is larger than the sum of its proper divisors (6559255).

12522153 is an equidigital number, since it uses as much as digits as its factorization.

12522153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596303.

The product of its digits is 600, while the sum is 21.

The square root of 12522153 is about 3538.6654264002. The cubic root of 12522153 is about 232.2164609254.

Adding to 12522153 its reverse (35122521), we get a palindrome (47644674).

The spelling of 12522153 in words is "twelve million, five hundred twenty-two thousand, one hundred fifty-three".