10400783 has 2 divisors, whose sum is σ = 10400784. Its totient is φ = 10400782.

The previous prime is 10400777. The next prime is 10400801. The reversal of 10400783 is 38700401.

It is a happy number.

10400783 is digitally balanced in base 3, 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-10400783 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10400713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5200391 + 5200392.

It is an arithmetic number, because the mean of its divisors is an integer number (5200392).

Almost surely, 2^10400783 is an apocalyptic number.

10400783 is a deficient number, since it is larger than the sum of its proper divisors (1).

10400783 is an equidigital number, since it uses as much as digits as its factorization.

10400783 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 10400783 is about 3225.0244960310. The cubic root of 10400783 is about 218.2840544275.

The spelling of 10400783 in words is "ten million, four hundred thousand, seven hundred eighty-three".