140023243224343 has 4 divisors (see below), whose sum is σ = 141331871665800. Its totient is φ = 138714614782888.

The previous prime is 140023243224299. The next prime is 140023243224349. The reversal of 140023243224343 is 343422342320041.

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

It is a cyclic number.

It is not a de Polignac number, because 140023243224343 - 2²⁵ = 140023209669911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140023243224349) 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, 654314220568 + ... + 654314220781.

It is an arithmetic number, because the mean of its divisors is an integer number (35332967916450).

Almost surely, 2^{140023243224343} is an apocalyptic number.

140023243224343 is a deficient number, since it is larger than the sum of its proper divisors (1308628441457).

140023243224343 is a wasteful number, since it uses less digits than its factorization.

140023243224343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1308628441456.

The product of its (nonzero) digits is 331776, while the sum is 37.

Adding to 140023243224343 its reverse (343422342320041), we get a palindrome (483445585544384).

The spelling of 140023243224343 in words is "one hundred forty trillion, twenty-three billion, two hundred forty-three million, two hundred twenty-four thousand, three hundred forty-three".