12152120 has 16 divisors (see below), whose sum is σ = 27342360. Its totient is φ = 4860832.

The previous prime is 12152099. The next prime is 12152137. The reversal of 12152120 is 2125121.

It is a junction number, because it is equal to n+sod(n) for n = 12152095 and 12152104.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 151862 + ... + 151941.

Almost surely, 2^12152120 is an apocalyptic number.

12152120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12152120 is an abundant number, since it is smaller than the sum of its proper divisors (15190240).

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

12152120 is a wasteful number, since it uses less digits than its factorization.

12152120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303814 (or 303810 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 14.

The square root of 12152120 is about 3485.9890992371. The cubic root of 12152120 is about 229.9061999363.

Adding to 12152120 its reverse (2125121), we get a palindrome (14277241).

The spelling of 12152120 in words is "twelve million, one hundred fifty-two thousand, one hundred twenty".