6745925243 has 4 divisors (see below), whose sum is σ = 7100973960. Its totient is φ = 6390876528.

The previous prime is 6745925209. The next prime is 6745925267. The reversal of 6745925243 is 3425295476.

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 6745925243 - 2¹⁴ = 6745908859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6745925273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 177524330 + ... + 177524367.

It is an arithmetic number, because the mean of its divisors is an integer number (1775243490).

Almost surely, 2^6745925243 is an apocalyptic number.

6745925243 is a deficient number, since it is larger than the sum of its proper divisors (355048717).

6745925243 is a wasteful number, since it uses less digits than its factorization.

6745925243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355048716.

The product of its digits is 1814400, while the sum is 47.

The square root of 6745925243 is about 82133.5817007879. The cubic root of 6745925243 is about 1889.5012114708.

The spelling of 6745925243 in words is "six billion, seven hundred forty-five million, nine hundred twenty-five thousand, two hundred forty-three".