12261604301 has 2 divisors, whose sum is σ = 12261604302. Its totient is φ = 12261604300.

The previous prime is 12261604291. The next prime is 12261604339. The reversal of 12261604301 is 10340616221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12260247076 + 1357225 = 110726^2 + 1165^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12261604301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12261204301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6130802150 + 6130802151.

It is an arithmetic number, because the mean of its divisors is an integer number (6130802151).

Almost surely, 2^12261604301 is an apocalyptic number.

It is an amenable number.

12261604301 is a deficient number, since it is larger than the sum of its proper divisors (1).

12261604301 is an equidigital number, since it uses as much as digits as its factorization.

12261604301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 26.

The spelling of 12261604301 in words is "twelve billion, two hundred sixty-one million, six hundred four thousand, three hundred one".