140864845 has 8 divisors (see below), whose sum is σ = 184404960. Its totient is φ = 102447120.

The previous prime is 140864827. The next prime is 140864849. The reversal of 140864845 is 548468041.

140864845 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 140864845 - 2⁵ = 140864813 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 140864798 and 140864807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140864849) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1280535 + ... + 1280644.

It is an arithmetic number, because the mean of its divisors is an integer number (23050620).

Almost surely, 2^140864845 is an apocalyptic number.

It is an amenable number.

140864845 is a deficient number, since it is larger than the sum of its proper divisors (43540115).

140864845 is a wasteful number, since it uses less digits than its factorization.

140864845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2561195.

The product of its (nonzero) digits is 122880, while the sum is 40.

The square root of 140864845 is about 11868.6496704554. The cubic root of 140864845 is about 520.3164309268.

The spelling of 140864845 in words is "one hundred forty million, eight hundred sixty-four thousand, eight hundred forty-five".