12153772 has 12 divisors (see below), whose sum is σ = 21327880. Its totient is φ = 6060096.

The previous prime is 12153763. The next prime is 12153803. The reversal of 12153772 is 27735121.

It is a self number, because there is not a number n which added to its sum of digits gives 12153772.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2493 + ... + 5524.

Almost surely, 2^12153772 is an apocalyptic number.

It is an amenable number.

12153772 is a deficient number, since it is larger than the sum of its proper divisors (9174108).

12153772 is a wasteful number, since it uses less digits than its factorization.

12153772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8400 (or 8398 counting only the distinct ones).

The product of its digits is 2940, while the sum is 28.

The square root of 12153772 is about 3486.2260397169. The cubic root of 12153772 is about 229.9166175379.

Adding to 12153772 its reverse (27735121), we get a palindrome (39888893).

The spelling of 12153772 in words is "twelve million, one hundred fifty-three thousand, seven hundred seventy-two".