12141256 has 32 divisors (see below), whose sum is σ = 23976000. Its totient is φ = 5755456.

The previous prime is 12141253. The next prime is 12141277. The reversal of 12141256 is 65214121.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (12141251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13245 + ... + 14131.

It is an arithmetic number, because the mean of its divisors is an integer number (749250).

Almost surely, 2^12141256 is an apocalyptic number.

It is an amenable number.

12141256 is a deficient number, since it is larger than the sum of its proper divisors (11834744).

12141256 is a wasteful number, since it uses less digits than its factorization.

12141256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 981 (or 977 counting only the distinct ones).

The product of its digits is 480, while the sum is 22.

The square root of 12141256 is about 3484.4305130107. The cubic root of 12141256 is about 229.8376674322.

Adding to 12141256 its reverse (65214121), we get a palindrome (77355377).

The spelling of 12141256 in words is "twelve million, one hundred forty-one thousand, two hundred fifty-six".