12534122 has 4 divisors (see below), whose sum is σ = 18801186. Its totient is φ = 6267060.

The previous prime is 12534107. The next prime is 12534133. The reversal of 12534122 is 22143521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22143521 = 1249 ⋅17729.

It can be written as a sum of positive squares in only one way, i.e., 11689561 + 844561 = 3419^2 + 919^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12534094 and 12534103.

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, 3133529 + ... + 3133532.

Almost surely, 2^12534122 is an apocalyptic number.

12534122 is a deficient number, since it is larger than the sum of its proper divisors (6267064).

12534122 is an equidigital number, since it uses as much as digits as its factorization.

12534122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6267063.

The product of its digits is 480, while the sum is 20.

The square root of 12534122 is about 3540.3561967689. The cubic root of 12534122 is about 232.2904235459.

Adding to 12534122 its reverse (22143521), we get a palindrome (34677643).

The spelling of 12534122 in words is "twelve million, five hundred thirty-four thousand, one hundred twenty-two".