6857003089 has 2 divisors, whose sum is σ = 6857003090. Its totient is φ = 6857003088.

The previous prime is 6857003071. The next prime is 6857003093. The reversal of 6857003089 is 9803007586.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5123696400 + 1733306689 = 71580^2 + 41633^2 .

It is a cyclic number.

It is not a de Polignac number, because 6857003089 - 2⁷ = 6857002961 is a prime.

It is not a weakly prime, because it can be changed into another prime (6857003389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3428501544 + 3428501545.

It is an arithmetic number, because the mean of its divisors is an integer number (3428501545).

Almost surely, 2^6857003089 is an apocalyptic number.

It is an amenable number.

6857003089 is a deficient number, since it is larger than the sum of its proper divisors (1).

6857003089 is an equidigital number, since it uses as much as digits as its factorization.

6857003089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 362880, while the sum is 46.

The square root of 6857003089 is about 82807.0231864423. The cubic root of 6857003089 is about 1899.8155951225.

The spelling of 6857003089 in words is "six billion, eight hundred fifty-seven million, three thousand, eighty-nine".