12542162 has 4 divisors (see below), whose sum is σ = 18813246. Its totient is φ = 6271080.

The previous prime is 12542143. The next prime is 12542177. The reversal of 12542162 is 26124521.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 12538681 + 3481 = 3541^2 + 59^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 3135539 + ... + 3135542.

Almost surely, 2^12542162 is an apocalyptic number.

12542162 is a deficient number, since it is larger than the sum of its proper divisors (6271084).

12542162 is an equidigital number, since it uses as much as digits as its factorization.

12542162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6271083.

The product of its digits is 960, while the sum is 23.

The square root of 12542162 is about 3541.4914937071. The cubic root of 12542162 is about 232.3400804164.

Adding to 12542162 its reverse (26124521), we get a palindrome (38666683).

The spelling of 12542162 in words is "twelve million, five hundred forty-two thousand, one hundred sixty-two".