10781653 has 2 divisors, whose sum is σ = 10781654. Its totient is φ = 10781652.

The previous prime is 10781651. The next prime is 10781677. The reversal of 10781653 is 35618701.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9199089 + 1582564 = 3033^2 + 1258^2 .

It is a cyclic number.

It is not a de Polignac number, because 10781653 - 2¹ = 10781651 is a prime.

Together with 10781651, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10781651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5390826 + 5390827.

It is an arithmetic number, because the mean of its divisors is an integer number (5390827).

Almost surely, 2^10781653 is an apocalyptic number.

It is an amenable number.

10781653 is a deficient number, since it is larger than the sum of its proper divisors (1).

10781653 is an equidigital number, since it uses as much as digits as its factorization.

10781653 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 10781653 is about 3283.5427513587. The cubic root of 10781653 is about 220.9166505916.

The spelling of 10781653 in words is "ten million, seven hundred eighty-one thousand, six hundred fifty-three".