12461797 has 2 divisors, whose sum is σ = 12461798. Its totient is φ = 12461796.

The previous prime is 12461789. The next prime is 12461807. The reversal of 12461797 is 79716421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9054081 + 3407716 = 3009^2 + 1846^2 .

It is an emirp because it is prime and its reverse (79716421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12461797 - 2³ = 12461789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12461717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6230898 + 6230899.

It is an arithmetic number, because the mean of its divisors is an integer number (6230899).

Almost surely, 2^12461797 is an apocalyptic number.

It is an amenable number.

12461797 is a deficient number, since it is larger than the sum of its proper divisors (1).

12461797 is an equidigital number, since it uses as much as digits as its factorization.

12461797 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21168, while the sum is 37.

The square root of 12461797 is about 3530.1270515379. The cubic root of 12461797 is about 231.8427702508.

The spelling of 12461797 in words is "twelve million, four hundred sixty-one thousand, seven hundred ninety-seven".