12341505 has 16 divisors (see below), whose sum is σ = 21541824. Its totient is φ = 5983680.

The previous prime is 12341491. The next prime is 12341509. The reversal of 12341505 is 50514321.

It is not a de Polignac number, because 12341505 - 2¹⁴ = 12325121 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12341509) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37234 + ... + 37563.

It is an arithmetic number, because the mean of its divisors is an integer number (1346364).

Almost surely, 2^12341505 is an apocalyptic number.

12341505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12341505 is a deficient number, since it is larger than the sum of its proper divisors (9200319).

12341505 is a wasteful number, since it uses less digits than its factorization.

12341505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74816.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 12341505 is about 3513.0478220485. The cubic root of 12341505 is about 231.0943749609.

Adding to 12341505 its reverse (50514321), we get a palindrome (62855826).

The spelling of 12341505 in words is "twelve million, three hundred forty-one thousand, five hundred five".