140045024023 has 4 divisors (see below), whose sum is σ = 140708744728. Its totient is φ = 139381303320.

The previous prime is 140045023913. The next prime is 140045024027. The reversal of 140045024023 is 320420540041.

It is a happy number.

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-140045024023 is a prime.

It is a super-2 number, since 2×140045024023² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140045024027) 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, 331860036 + ... + 331860457.

It is an arithmetic number, because the mean of its divisors is an integer number (35177186182).

Almost surely, 2^140045024023 is an apocalyptic number.

140045024023 is a deficient number, since it is larger than the sum of its proper divisors (663720705).

140045024023 is an equidigital number, since it uses as much as digits as its factorization.

140045024023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 663720704.

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 140045024023 its reverse (320420540041), we get a palindrome (460465564064).

The spelling of 140045024023 in words is "one hundred forty billion, forty-five million, twenty-four thousand, twenty-three".