140164845 has 8 divisors (see below), whose sum is σ = 224263776. Its totient is φ = 74754576.

The previous prime is 140164823. The next prime is 140164853. The reversal of 140164845 is 548461041.

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

It is not a de Polignac number, because 140164845 - 2¹¹ = 140162797 is a prime.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 4672147 + ... + 4672176.

It is an arithmetic number, because the mean of its divisors is an integer number (28032972).

Almost surely, 2^140164845 is an apocalyptic number.

140164845 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140164845 is a deficient number, since it is larger than the sum of its proper divisors (84098931).

140164845 is an equidigital number, since it uses as much as digits as its factorization.

140164845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9344331.

The product of its (nonzero) digits is 15360, while the sum is 33.

The square root of 140164845 is about 11839.1234895156. The cubic root of 140164845 is about 519.4531294606.

The spelling of 140164845 in words is "one hundred forty million, one hundred sixty-four thousand, eight hundred forty-five".