140153321 has 16 divisors (see below), whose sum is σ = 185016960. Its totient is φ = 102785280.

The previous prime is 140153311. The next prime is 140153333. The reversal of 140153321 is 123351041.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140153321 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 140153293 and 140153302.

It is not an unprimeable number, because it can be changed into a prime (140153311) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 52226 + ... + 54843.

It is an arithmetic number, because the mean of its divisors is an integer number (11563560).

Almost surely, 2^140153321 is an apocalyptic number.

140153321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

140153321 is a deficient number, since it is larger than the sum of its proper divisors (44863639).

140153321 is a wasteful number, since it uses less digits than its factorization.

140153321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107104.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 140153321 is about 11838.6367880766. The cubic root of 140153321 is about 519.4388930284.

The spelling of 140153321 in words is "one hundred forty million, one hundred fifty-three thousand, three hundred twenty-one".