6857023 has 2 divisors, whose sum is σ = 6857024. Its totient is φ = 6857022.

The previous prime is 6857003. The next prime is 6857033. The reversal of 6857023 is 3207586.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6857023 - 2¹⁷ = 6725951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6857003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3428511 + 3428512.

It is an arithmetic number, because the mean of its divisors is an integer number (3428512).

Almost surely, 2^6857023 is an apocalyptic number.

6857023 is a deficient number, since it is larger than the sum of its proper divisors (1).

6857023 is an equidigital number, since it uses as much as digits as its factorization.

6857023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 6857023 is about 2618.5917971307. The cubic root of 6857023 is about 189.9817433982.

The spelling of 6857023 in words is "six million, eight hundred fifty-seven thousand, twenty-three".