10685419 has 2 divisors, whose sum is σ = 10685420. Its totient is φ = 10685418.

The previous prime is 10685407. The next prime is 10685443. The reversal of 10685419 is 91458601.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10685419 - 2⁵ = 10685387 is a prime.

It is a super-2 number, since 2×10685419² = 228356358411122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10685459) 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, 5342709 + 5342710.

It is an arithmetic number, because the mean of its divisors is an integer number (5342710).

Almost surely, 2^10685419 is an apocalyptic number.

10685419 is a deficient number, since it is larger than the sum of its proper divisors (1).

10685419 is an equidigital number, since it uses as much as digits as its factorization.

10685419 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 34.

The square root of 10685419 is about 3268.8559160660. The cubic root of 10685419 is about 220.2574053237.

The spelling of 10685419 in words is "ten million, six hundred eighty-five thousand, four hundred nineteen".