10420723 has 2 divisors, whose sum is σ = 10420724. Its totient is φ = 10420722.

The previous prime is 10420703. The next prime is 10420777. The reversal of 10420723 is 32702401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10420723 - 2¹⁷ = 10289651 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10420723.

It is not a weakly prime, because it can be changed into another prime (10420703) 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, 5210361 + 5210362.

It is an arithmetic number, because the mean of its divisors is an integer number (5210362).

Almost surely, 2^10420723 is an apocalyptic number.

10420723 is a deficient number, since it is larger than the sum of its proper divisors (1).

10420723 is an equidigital number, since it uses as much as digits as its factorization.

10420723 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 10420723 is about 3228.1144651329. The cubic root of 10420723 is about 218.4234607737.

The spelling of 10420723 in words is "ten million, four hundred twenty thousand, seven hundred twenty-three".