12541138 has 8 divisors (see below), whose sum is σ = 19918332. Its totient is φ = 5901696.

The previous prime is 12541129. The next prime is 12541147. The reversal of 12541138 is 83114521.

It is an interprime number because it is at equal distance from previous prime (12541129) and next prime (12541147).

It can be written as a sum of positive squares in 2 ways, for example, as 12482089 + 59049 = 3533^2 + 243^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 184395 + ... + 184462.

Almost surely, 2^12541138 is an apocalyptic number.

12541138 is a deficient number, since it is larger than the sum of its proper divisors (7377194).

12541138 is a wasteful number, since it uses less digits than its factorization.

12541138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368876.

The product of its digits is 960, while the sum is 25.

The square root of 12541138 is about 3541.3469188996. The cubic root of 12541138 is about 232.3337571388. Note that the first 3 decimals are identical.

Adding to 12541138 its reverse (83114521), we get a palindrome (95655659).

The spelling of 12541138 in words is "twelve million, five hundred forty-one thousand, one hundred thirty-eight".