140302323 has 24 divisors (see below), whose sum is σ = 241682688. Its totient is φ = 76686192.

The previous prime is 140302303. The next prime is 140302339. The reversal of 140302323 is 323203041.

140302323 is a `hidden beast` number, since 1 + 40 + 302 + 323 = 666.

It is not a de Polignac number, because 140302323 - 2⁶ = 140302259 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 140302296 and 140302305.

It is not an unprimeable number, because it can be changed into a prime (140302303) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 46965 + ... + 49862.

It is an arithmetic number, because the mean of its divisors is an integer number (10070112).

Almost surely, 2^140302323 is an apocalyptic number.

140302323 is a deficient number, since it is larger than the sum of its proper divisors (101380365).

140302323 is a wasteful number, since it uses less digits than its factorization.

140302323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96863 (or 96860 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 140302323 is about 11844.9281551219. The cubic root of 140302323 is about 519.6229058452.

Adding to 140302323 its reverse (323203041), we get a palindrome (463505364).

It can be divided in two parts, 140302 and 323, that added together give a square (140625 = 375²).

The spelling of 140302323 in words is "one hundred forty million, three hundred two thousand, three hundred twenty-three".