140801125 has 24 divisors (see below), whose sum is σ = 179544456. Its totient is φ = 110240000.

The previous prime is 140801099. The next prime is 140801137. The reversal of 140801125 is 521108041.

It can be written as a sum of positive squares in 12 ways, for example, as 24117921 + 116683204 = 4911^2 + 10802^2 .

It is not a de Polignac number, because 140801125 - 2⁷ = 140800997 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 140801096 and 140801105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 350925 + ... + 351325.

It is an arithmetic number, because the mean of its divisors is an integer number (7481019).

Almost surely, 2^140801125 is an apocalyptic number.

It is an amenable number.

140801125 is a deficient number, since it is larger than the sum of its proper divisors (38743331).

140801125 is an frugal number, since it uses more digits than its factorization.

140801125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522 (or 459 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 22.

The square root of 140801125 is about 11865.9649839362. The cubic root of 140801125 is about 520.2379643101.

Adding to 140801125 its reverse (521108041), we get a palindrome (661909166).

The spelling of 140801125 in words is "one hundred forty million, eight hundred one thousand, one hundred twenty-five".