12461807 has 2 divisors, whose sum is σ = 12461808. Its totient is φ = 12461806.

The previous prime is 12461797. The next prime is 12461809. The reversal of 12461807 is 70816421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12461807 - 2⁸ = 12461551 is a prime.

Together with 12461809, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12461807.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12461809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6230903 + 6230904.

It is an arithmetic number, because the mean of its divisors is an integer number (6230904).

Almost surely, 2^12461807 is an apocalyptic number.

12461807 is a deficient number, since it is larger than the sum of its proper divisors (1).

12461807 is an equidigital number, since it uses as much as digits as its factorization.

12461807 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 29.

The square root of 12461807 is about 3530.1284679173. The cubic root of 12461807 is about 231.8428322650.

It can be divided in two parts, 1246 and 1807, that multiplied together give a palindrome (2251522).

The spelling of 12461807 in words is "twelve million, four hundred sixty-one thousand, eight hundred seven".