2651103361 has 2 divisors, whose sum is σ = 2651103362. Its totient is φ = 2651103360.

The previous prime is 2651103359. The next prime is 2651103373. The reversal of 2651103361 is 1633011562.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2650293361 + 810000 = 51481^2 + 900^2 .

It is a cyclic number.

It is not a de Polignac number, because 2651103361 - 2¹ = 2651103359 is a prime.

Together with 2651103359, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2651103331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1325551680 + 1325551681.

It is an arithmetic number, because the mean of its divisors is an integer number (1325551681).

Almost surely, 2^2651103361 is an apocalyptic number.

It is an amenable number.

2651103361 is a deficient number, since it is larger than the sum of its proper divisors (1).

2651103361 is an equidigital number, since it uses as much as digits as its factorization.

2651103361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 2651103361 is about 51488.8663790532. The cubic root of 2651103361 is about 1384.0195350203.

The spelling of 2651103361 in words is "two billion, six hundred fifty-one million, one hundred three thousand, three hundred sixty-one".