6671023 has 4 divisors (see below), whose sum is σ = 6699888. Its totient is φ = 6642160.

The previous prime is 6671017. The next prime is 6671047. The reversal of 6671023 is 3201766.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6671023 - 2²¹ = 4573871 is a prime.

It is a Duffinian number.

6671023 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6671003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14083 + ... + 14548.

It is an arithmetic number, because the mean of its divisors is an integer number (1674972).

Almost surely, 2^6671023 is an apocalyptic number.

6671023 is a deficient number, since it is larger than the sum of its proper divisors (28865).

6671023 is a wasteful number, since it uses less digits than its factorization.

6671023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28864.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 6671023 is about 2582.8323600265. The cubic root of 6671023 is about 188.2481915163.

Adding to 6671023 its reverse (3201766), we get a palindrome (9872789).

The spelling of 6671023 in words is "six million, six hundred seventy-one thousand, twenty-three".