12606017461 has 2 divisors, whose sum is σ = 12606017462. Its totient is φ = 12606017460.

The previous prime is 12606017449. The next prime is 12606017503. The reversal of 12606017461 is 16471060621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9009616561 + 3596400900 = 94919^2 + 59970^2 .

It is a cyclic number.

It is not a de Polignac number, because 12606017461 - 2¹¹ = 12606015413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12606017441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6303008730 + 6303008731.

It is an arithmetic number, because the mean of its divisors is an integer number (6303008731).

Almost surely, 2^12606017461 is an apocalyptic number.

It is an amenable number.

12606017461 is a deficient number, since it is larger than the sum of its proper divisors (1).

12606017461 is an equidigital number, since it uses as much as digits as its factorization.

12606017461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 34.

The spelling of 12606017461 in words is "twelve billion, six hundred six million, seventeen thousand, four hundred sixty-one".