12163522 has 16 divisors (see below), whose sum is σ = 21195072. Its totient is φ = 5127120.

The previous prime is 12163519. The next prime is 12163523. The reversal of 12163522 is 22536121.

12163522 is digitally balanced in base 2 and base 8, because in such bases it contains all the possibile digits an equal number of times.

12163522 is strictly pandigital in base 8.

It is a junction number, because it is equal to n+sod(n) for n = 12163493 and 12163502.

It is not an unprimeable number, because it can be changed into a prime (12163523) 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, 6268 + ... + 7975.

It is an arithmetic number, because the mean of its divisors is an integer number (1324692).

Almost surely, 2^12163522 is an apocalyptic number.

12163522 is a deficient number, since it is larger than the sum of its proper divisors (9031550).

12163522 is a wasteful number, since it uses less digits than its factorization.

12163522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14313.

The product of its digits is 720, while the sum is 22.

The square root of 12163522 is about 3487.6241196551. The cubic root of 12163522 is about 229.9780823475.

Adding to 12163522 its reverse (22536121), we get a palindrome (34699643).

The spelling of 12163522 in words is "twelve million, one hundred sixty-three thousand, five hundred twenty-two".