653104343413261 has 2 divisors, whose sum is σ = 653104343413262. Its totient is φ = 653104343413260.

The previous prime is 653104343413213. The next prime is 653104343413289. The reversal of 653104343413261 is 162314343401356.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 549315234375625 + 103789109037636 = 23437475^2 + 10187694^2 .

It is a cyclic number.

It is not a de Polignac number, because 653104343413261 - 2²³ = 653104335024653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (653104313413261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326552171706630 + 326552171706631.

It is an arithmetic number, because the mean of its divisors is an integer number (326552171706631).

Almost surely, 2^{653104343413261} is an apocalyptic number.

It is an amenable number.

653104343413261 is a deficient number, since it is larger than the sum of its proper divisors (1).

653104343413261 is an equidigital number, since it uses as much as digits as its factorization.

653104343413261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1866240, while the sum is 46.

The spelling of 653104343413261 in words is "six hundred fifty-three trillion, one hundred four billion, three hundred forty-three million, four hundred thirteen thousand, two hundred sixty-one".