12434355 has 12 divisors (see below), whose sum is σ = 21552960. Its totient is φ = 6631632.

The previous prime is 12434351. The next prime is 12434369. The reversal of 12434355 is 55343421.

12434355 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12434355 - 2² = 12434351 is a prime.

It is a super-2 number, since 2×12434355² = 309226368532050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12434351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 138115 + ... + 138204.

It is an arithmetic number, because the mean of its divisors is an integer number (1796080).

Almost surely, 2^12434355 is an apocalyptic number.

12434355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12434355 is a deficient number, since it is larger than the sum of its proper divisors (9118605).

12434355 is a wasteful number, since it uses less digits than its factorization.

12434355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276330 (or 276327 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 12434355 is about 3526.2380804478. The cubic root of 12434355 is about 231.6724656232.

Adding to 12434355 its reverse (55343421), we get a palindrome (67777776).

The spelling of 12434355 in words is "twelve million, four hundred thirty-four thousand, three hundred fifty-five".