12030136 has 8 divisors (see below), whose sum is σ = 22556520. Its totient is φ = 6015064.

The previous prime is 12030131. The next prime is 12030149. The reversal of 12030136 is 63103021.

12030136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12030131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 751876 + ... + 751891.

It is an arithmetic number, because the mean of its divisors is an integer number (2819565).

Almost surely, 2^12030136 is an apocalyptic number.

It is an amenable number.

12030136 is a deficient number, since it is larger than the sum of its proper divisors (10526384).

12030136 is a wasteful number, since it uses less digits than its factorization.

12030136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1503773 (or 1503769 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 12030136 is about 3468.4486445672. The cubic root of 12030136 is about 229.1343389036.

Adding to 12030136 its reverse (63103021), we get a palindrome (75133157).

The spelling of 12030136 in words is "twelve million, thirty thousand, one hundred thirty-six".