12535142 has 8 divisors (see below), whose sum is σ = 18821856. Its totient is φ = 6261192.

The previous prime is 12535141. The next prime is 12535147. The reversal of 12535142 is 24153521.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12535141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158 + ... + 5009.

It is an arithmetic number, because the mean of its divisors is an integer number (2352732).

Almost surely, 2^12535142 is an apocalyptic number.

12535142 is a deficient number, since it is larger than the sum of its proper divisors (6286714).

12535142 is a wasteful number, since it uses less digits than its factorization.

12535142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6382.

The product of its digits is 1200, while the sum is 23.

The square root of 12535142 is about 3540.5002471402. The cubic root of 12535142 is about 232.2967244740.

Adding to 12535142 its reverse (24153521), we get a palindrome (36688663).

The spelling of 12535142 in words is "twelve million, five hundred thirty-five thousand, one hundred forty-two".