140895565 has 4 divisors (see below), whose sum is σ = 169074684. Its totient is φ = 112716448.

The previous prime is 140895529. The next prime is 140895569. The reversal of 140895565 is 565598041.

140895565 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 58049161 + 82846404 = 7619^2 + 9102^2 .

It is a cyclic number.

It is not a de Polignac number, because 140895565 - 2⁷ = 140895437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140895569) 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, 14089552 + ... + 14089561.

It is an arithmetic number, because the mean of its divisors is an integer number (42268671).

Almost surely, 2^140895565 is an apocalyptic number.

It is an amenable number.

140895565 is a deficient number, since it is larger than the sum of its proper divisors (28179119).

140895565 is an equidigital number, since it uses as much as digits as its factorization.

140895565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28179118.

The product of its (nonzero) digits is 216000, while the sum is 43.

The square root of 140895565 is about 11869.9437656629. The cubic root of 140895565 is about 520.3542519529.

The spelling of 140895565 in words is "one hundred forty million, eight hundred ninety-five thousand, five hundred sixty-five".