140045200523 has 8 divisors (see below), whose sum is σ = 143396487936. Its totient is φ = 136732213800.

The previous prime is 140045200481. The next prime is 140045200543. The reversal of 140045200523 is 325002540041.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140045200523 is a prime.

It is a super-2 number, since 2×140045200523² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 140045200492 and 140045200501.

It is not an unprimeable number, because it can be changed into a prime (140045200543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9567773 + ... + 9582398.

It is an arithmetic number, because the mean of its divisors is an integer number (17924560992).

Almost surely, 2^140045200523 is an apocalyptic number.

140045200523 is a deficient number, since it is larger than the sum of its proper divisors (3351287413).

140045200523 is a wasteful number, since it uses less digits than its factorization.

140045200523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19150345.

The product of its (nonzero) digits is 4800, while the sum is 26.

Adding to 140045200523 its reverse (325002540041), we get a palindrome (465047740564).

The spelling of 140045200523 in words is "one hundred forty billion, forty-five million, two hundred thousand, five hundred twenty-three".