2600953361 has 2 divisors, whose sum is σ = 2600953362. Its totient is φ = 2600953360.

The previous prime is 2600953349. The next prime is 2600953409. The reversal of 2600953361 is 1633590062.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2549745025 + 51208336 = 50495^2 + 7156^2 .

It is a cyclic number.

It is not a de Polignac number, because 2600953361 - 2⁶ = 2600953297 is a prime.

It is not a weakly prime, because it can be changed into another prime (2600958361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1300476680 + 1300476681.

It is an arithmetic number, because the mean of its divisors is an integer number (1300476681).

Almost surely, 2^2600953361 is an apocalyptic number.

It is an amenable number.

2600953361 is a deficient number, since it is larger than the sum of its proper divisors (1).

2600953361 is an equidigital number, since it uses as much as digits as its factorization.

2600953361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29160, while the sum is 35.

The square root of 2600953361 is about 50999.5427528522. The cubic root of 2600953361 is about 1375.2369153860.

The spelling of 2600953361 in words is "two billion, six hundred million, nine hundred fifty-three thousand, three hundred sixty-one".