12142524 has 24 divisors (see below), whose sum is σ = 28501200. Its totient is φ = 4023424.

The previous prime is 12142517. The next prime is 12142531. The reversal of 12142524 is 42524121.

It is an interprime number because it is at equal distance from previous prime (12142517) and next prime (12142531).

It is a self number, because there is not a number n which added to its sum of digits gives 12142524.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 849 + ... + 5000.

It is an arithmetic number, because the mean of its divisors is an integer number (1187550).

Almost surely, 2^12142524 is an apocalyptic number.

It is an amenable number.

12142524 is an abundant number, since it is smaller than the sum of its proper divisors (16358676).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12142524 is a wasteful number, since it uses less digits than its factorization.

12142524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6029 (or 6027 counting only the distinct ones).

The product of its digits is 640, while the sum is 21.

The square root of 12142524 is about 3484.6124605184. The cubic root of 12142524 is about 229.8456683622.

Adding to 12142524 its reverse (42524121), we get a palindrome (54666645).

The spelling of 12142524 in words is "twelve million, one hundred forty-two thousand, five hundred twenty-four".