140012124212305 has 8 divisors (see below), whose sum is σ = 171184634886312. Its totient is φ = 109896308815488.

The previous prime is 140012124212297. The next prime is 140012124212329. The reversal of 140012124212305 is 503212421210041.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 48757359126609 + 91254765085696 = 6982647^2 + 9552736^2 .

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 140012124212305 - 2³ = 140012124212297 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 264173819004 + ... + 264173819533.

It is an arithmetic number, because the mean of its divisors is an integer number (21398079360789).

Almost surely, 2^{140012124212305} is an apocalyptic number.

It is an amenable number.

140012124212305 is a deficient number, since it is larger than the sum of its proper divisors (31172510674007).

140012124212305 is an equidigital number, since it uses as much as digits as its factorization.

140012124212305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528347638595.

The product of its (nonzero) digits is 3840, while the sum is 28.

Adding to 140012124212305 its reverse (503212421210041), we get a palindrome (643224545422346).

The spelling of 140012124212305 in words is "one hundred forty trillion, twelve billion, one hundred twenty-four million, two hundred twelve thousand, three hundred five".