12460899 has 16 divisors (see below), whose sum is σ = 18299520. Its totient is φ = 7479360.

The previous prime is 12460867. The next prime is 12460901. The reversal of 12460899 is 99806421.

It is a Cunningham number, because it is equal to 3530²-1.

It is not a de Polignac number, because 12460899 - 2⁵ = 12460867 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12460999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1767 + ... + 5295.

It is an arithmetic number, because the mean of its divisors is an integer number (1143720).

Almost surely, 2^12460899 is an apocalyptic number.

12460899 is a deficient number, since it is larger than the sum of its proper divisors (5838621).

12460899 is a wasteful number, since it uses less digits than its factorization.

12460899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3650.

The product of its (nonzero) digits is 31104, while the sum is 39.

The square root of 12460899 is about 3529.9998583569. Note that the first 3 decimals coincide. The cubic root of 12460899 is about 231.8372012356.

The spelling of 12460899 in words is "twelve million, four hundred sixty thousand, eight hundred ninety-nine".