140321306145 has 8 divisors (see below), whose sum is σ = 224514089856. Its totient is φ = 74838029936.

The previous prime is 140321306113. The next prime is 140321306171. The reversal of 140321306145 is 541603123041.

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 140321306145 - 2⁵ = 140321306113 is a prime.

It is a super-2 number, since 2×140321306145² (a number of 23 digits) contains 22 as substring.

It is a Curzon 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, 4677376857 + ... + 4677376886.

It is an arithmetic number, because the mean of its divisors is an integer number (28064261232).

Almost surely, 2^140321306145 is an apocalyptic number.

140321306145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140321306145 is a deficient number, since it is larger than the sum of its proper divisors (84192783711).

140321306145 is an equidigital number, since it uses as much as digits as its factorization.

140321306145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9354753751.

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 140321306145 its reverse (541603123041), we get a palindrome (681924429186).

The spelling of 140321306145 in words is "one hundred forty billion, three hundred twenty-one million, three hundred six thousand, one hundred forty-five".