6512923 has 4 divisors (see below), whose sum is σ = 6549088. Its totient is φ = 6476760.

The previous prime is 6512917. The next prime is 6512929. The reversal of 6512923 is 3292156.

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

It is an interprime number because it is at equal distance from previous prime (6512917) and next prime (6512929).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6512923 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6512891 and 6512900.

It is not an unprimeable number, because it can be changed into a prime (6512929) 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 in 3 ways as a sum of consecutive naturals, for example, 17811 + ... + 18172.

It is an arithmetic number, because the mean of its divisors is an integer number (1637272).

Almost surely, 2^6512923 is an apocalyptic number.

6512923 is a deficient number, since it is larger than the sum of its proper divisors (36165).

6512923 is a wasteful number, since it uses less digits than its factorization.

6512923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36164.

The product of its digits is 3240, while the sum is 28.

The square root of 6512923 is about 2552.0429071628. The cubic root of 6512923 is about 186.7491560731.

The spelling of 6512923 in words is "six million, five hundred twelve thousand, nine hundred twenty-three".