140093974145 has 8 divisors (see below), whose sum is σ = 168162046056. Its totient is φ = 112042327936.

The previous prime is 140093974123. The next prime is 140093974259. The reversal of 140093974145 is 541479390041.

It can be written as a sum of positive squares in 4 ways, for example, as 11712217729 + 128381756416 = 108223^2 + 358304^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 140093974145 - 2⁶ = 140093974081 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 140093974145.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4087652 + ... + 4121781.

It is an arithmetic number, because the mean of its divisors is an integer number (21020255757).

Almost surely, 2^140093974145 is an apocalyptic number.

It is an amenable number.

140093974145 is a deficient number, since it is larger than the sum of its proper divisors (28068071911).

140093974145 is an equidigital number, since it uses as much as digits as its factorization.

140093974145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8212851.

The product of its (nonzero) digits is 544320, while the sum is 47.

The spelling of 140093974145 in words is "one hundred forty billion, ninety-three million, nine hundred seventy-four thousand, one hundred forty-five".