12251123 has 4 divisors (see below), whose sum is σ = 12263280. Its totient is φ = 12238968.

The previous prime is 12251093. The next prime is 12251131. The reversal of 12251123 is 32115221.

It is a happy number.

12251123 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12251123 - 2¹⁸ = 11988979 is a prime.

It is a super-2 number, since 2×12251123² = 300180029522258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12251153) 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, 4415 + ... + 6632.

It is an arithmetic number, because the mean of its divisors is an integer number (3065820).

Almost surely, 2^12251123 is an apocalyptic number.

12251123 is a deficient number, since it is larger than the sum of its proper divisors (12157).

12251123 is a wasteful number, since it uses less digits than its factorization.

12251123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12156.

The product of its digits is 120, while the sum is 17.

The square root of 12251123 is about 3500.1604248948. The cubic root of 12251123 is about 230.5288586325.

Adding to 12251123 its reverse (32115221), we get a palindrome (44366344).

The spelling of 12251123 in words is "twelve million, two hundred fifty-one thousand, one hundred twenty-three".