140104323 has 14 divisors (see below), whose sum is σ = 210061484. Its totient is φ = 93402396.

The previous prime is 140104319. The next prime is 140104331. The reversal of 140104323 is 323401041.

It is not a de Polignac number, because 140104323 - 2² = 140104319 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 140104296 and 140104305.

It is not an unprimeable number, because it can be changed into a prime (140104313) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 95365 + ... + 96822.

Almost surely, 2^140104323 is an apocalyptic number.

140104323 is a deficient number, since it is larger than the sum of its proper divisors (69957161).

140104323 is an frugal number, since it uses more digits than its factorization.

140104323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192205 (or 192190 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 140104323 is about 11836.5671966157. The cubic root of 140104323 is about 519.3783535344.

Adding to 140104323 its reverse (323401041), we get a palindrome (463505364).

The spelling of 140104323 in words is "one hundred forty million, one hundred four thousand, three hundred twenty-three".