12481335 has 12 divisors (see below), whose sum is σ = 21634392. Its totient is φ = 6656688.

The previous prime is 12481333. The next prime is 12481351. The reversal of 12481335 is 53318421.

It is a happy number.

It is not a de Polignac number, because 12481335 - 2¹ = 12481333 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12481299 and 12481308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12481333) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 138637 + ... + 138726.

It is an arithmetic number, because the mean of its divisors is an integer number (1802866).

Almost surely, 2^12481335 is an apocalyptic number.

12481335 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12481335 is a deficient number, since it is larger than the sum of its proper divisors (9153057).

12481335 is a wasteful number, since it uses less digits than its factorization.

12481335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277374 (or 277371 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 12481335 is about 3532.8932902085. The cubic root of 12481335 is about 231.9638704638.

Adding to 12481335 its reverse (53318421), we get a palindrome (65799756).

The spelling of 12481335 in words is "twelve million, four hundred eighty-one thousand, three hundred thirty-five".