12634371 has 6 divisors (see below), whose sum is σ = 18249660. Its totient is φ = 8422908.

The previous prime is 12634361. The next prime is 12634397. The reversal of 12634371 is 17343621.

It is not a de Polignac number, because 12634371 - 2⁵ = 12634339 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12634301) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 701901 + ... + 701918.

It is an arithmetic number, because the mean of its divisors is an integer number (3041610).

Almost surely, 2^12634371 is an apocalyptic number.

12634371 is a deficient number, since it is larger than the sum of its proper divisors (5615289).

12634371 is a wasteful number, since it uses less digits than its factorization.

12634371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1403825 (or 1403822 counting only the distinct ones).

The product of its digits is 3024, while the sum is 27.

The square root of 12634371 is about 3554.4860387966. The cubic root of 12634371 is about 232.9080728067.

Adding to 12634371 its reverse (17343621), we get a palindrome (29977992).

The spelling of 12634371 in words is "twelve million, six hundred thirty-four thousand, three hundred seventy-one".