140155430110523 has 8 divisors (see below), whose sum is σ = 140776385901120. Its totient is φ = 139534505293960.

The previous prime is 140155430110519. The next prime is 140155430110537. The reversal of 140155430110523 is 325011034551041.

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 not a de Polignac number, because 140155430110523 - 2² = 140155430110519 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140155430170523) 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, 1350008 + ... + 16796826.

It is an arithmetic number, because the mean of its divisors is an integer number (17597048237640).

Almost surely, 2^{140155430110523} is an apocalyptic number.

140155430110523 is a deficient number, since it is larger than the sum of its proper divisors (620955790597).

140155430110523 is a wasteful number, since it uses less digits than its factorization.

140155430110523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15487017.

The product of its (nonzero) digits is 36000, while the sum is 35.

Adding to 140155430110523 its reverse (325011034551041), we get a palindrome (465166464661564).

The spelling of 140155430110523 in words is "one hundred forty trillion, one hundred fifty-five billion, four hundred thirty million, one hundred ten thousand, five hundred twenty-three".