6923865089 has 2 divisors, whose sum is σ = 6923865090. Its totient is φ = 6923865088.

The previous prime is 6923865017. The next prime is 6923865103. The reversal of 6923865089 is 9805683296.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6612942400 + 310922689 = 81320^2 + 17633^2 .

It is a cyclic number.

It is not a de Polignac number, because 6923865089 - 2²⁸ = 6655429633 is a prime.

It is not a weakly prime, because it can be changed into another prime (6923865989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3461932544 + 3461932545.

It is an arithmetic number, because the mean of its divisors is an integer number (3461932545).

Almost surely, 2^6923865089 is an apocalyptic number.

It is an amenable number.

6923865089 is a deficient number, since it is larger than the sum of its proper divisors (1).

6923865089 is an equidigital number, since it uses as much as digits as its factorization.

6923865089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5598720, while the sum is 56.

The square root of 6923865089 is about 83209.7655867387. The cubic root of 6923865089 is about 1905.9706077254.

The spelling of 6923865089 in words is "six billion, nine hundred twenty-three million, eight hundred sixty-five thousand, eighty-nine".