14140140023 has 4 divisors (see below), whose sum is σ = 14190461088. Its totient is φ = 14089818960.

The previous prime is 14140139947. The next prime is 14140140041. The reversal of 14140140023 is 32004104141.

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-14140140023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14140139977 and 14140140004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14140140083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25160111 + ... + 25160672.

It is an arithmetic number, because the mean of its divisors is an integer number (3547615272).

Almost surely, 2^14140140023 is an apocalyptic number.

14140140023 is a deficient number, since it is larger than the sum of its proper divisors (50321065).

14140140023 is an equidigital number, since it uses as much as digits as its factorization.

14140140023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50321064.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 14140140023 its reverse (32004104141), we get a palindrome (46144244164).

The spelling of 14140140023 in words is "fourteen billion, one hundred forty million, one hundred forty thousand, twenty-three".