2651783 has 2 divisors, whose sum is σ = 2651784. Its totient is φ = 2651782.

The previous prime is 2651777. The next prime is 2651791. The reversal of 2651783 is 3871562.

It is a happy number.

2651783 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2651783 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2651713) 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, 1325891 + 1325892.

It is an arithmetic number, because the mean of its divisors is an integer number (1325892).

2^2651783 is an apocalyptic number.

2651783 is a deficient number, since it is larger than the sum of its proper divisors (1).

2651783 is an equidigital number, since it uses as much as digits as its factorization.

2651783 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10080, while the sum is 32.

The square root of 2651783 is about 1628.4296116197. The cubic root of 2651783 is about 138.4137794371.

It can be divided in two parts, 265 and 1783, that added together give a 11-th power (2048 = 2¹¹).

The spelling of 2651783 in words is "two million, six hundred fifty-one thousand, seven hundred eighty-three".