140255323 has 4 divisors (see below), whose sum is σ = 151044208. Its totient is φ = 129466440.

The previous prime is 140255273. The next prime is 140255329. The reversal of 140255323 is 323552041.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140255323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140255329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5394423 + ... + 5394448.

It is an arithmetic number, because the mean of its divisors is an integer number (37761052).

Almost surely, 2^140255323 is an apocalyptic number.

140255323 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

140255323 is a deficient number, since it is larger than the sum of its proper divisors (10788885).

140255323 is a wasteful number, since it uses less digits than its factorization.

140255323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10788884.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 140255323 is about 11842.9440174308. The cubic root of 140255323 is about 519.5648763851.

The spelling of 140255323 in words is "one hundred forty million, two hundred fifty-five thousand, three hundred twenty-three".