10857443 has 2 divisors, whose sum is σ = 10857444. Its totient is φ = 10857442.

The previous prime is 10857439. The next prime is 10857491. The reversal of 10857443 is 34475801.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10857443 - 2² = 10857439 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (10857433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5428721 + 5428722.

It is an arithmetic number, because the mean of its divisors is an integer number (5428722).

Almost surely, 2^10857443 is an apocalyptic number.

10857443 is a deficient number, since it is larger than the sum of its proper divisors (1).

10857443 is an equidigital number, since it uses as much as digits as its factorization.

10857443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 10857443 is about 3295.0634288280. The cubic root of 10857443 is about 221.4330894277.

It can be divided in two parts, 10857 and 443, that multiplied together give a triangular number (4809651 = T₃₁₀₁).

The spelling of 10857443 in words is "ten million, eight hundred fifty-seven thousand, four hundred forty-three".