6858403 has 2 divisors, whose sum is σ = 6858404. Its totient is φ = 6858402.

The previous prime is 6858353. The next prime is 6858407. The reversal of 6858403 is 3048586.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6858403 - 2¹³ = 6850211 is a prime.

It is not a weakly prime, because it can be changed into another prime (6858407) 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, 3429201 + 3429202.

It is an arithmetic number, because the mean of its divisors is an integer number (3429202).

Almost surely, 2^6858403 is an apocalyptic number.

6858403 is a deficient number, since it is larger than the sum of its proper divisors (1).

6858403 is an equidigital number, since it uses as much as digits as its factorization.

6858403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 6858403 is about 2618.8552842798. The cubic root of 6858403 is about 189.9944873747.

The spelling of 6858403 in words is "six million, eight hundred fifty-eight thousand, four hundred three".