140512325 has 6 divisors (see below), whose sum is σ = 174235314. Its totient is φ = 112409840.

The previous prime is 140512321. The next prime is 140512349. The reversal of 140512325 is 523215041.

It can be written as a sum of positive squares in 3 ways, for example, as 24433249 + 116079076 = 4943^2 + 10774^2 .

It is not a de Polignac number, because 140512325 - 2² = 140512321 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 140512325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140512321) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2810222 + ... + 2810271.

It is an arithmetic number, because the mean of its divisors is an integer number (29039219).

Almost surely, 2^140512325 is an apocalyptic number.

It is an amenable number.

140512325 is a deficient number, since it is larger than the sum of its proper divisors (33722989).

140512325 is an equidigital number, since it uses as much as digits as its factorization.

140512325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5620503 (or 5620498 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 140512325 is about 11853.7894784748. The cubic root of 140512325 is about 519.8820306848.

Adding to 140512325 its reverse (523215041), we get a palindrome (663727366).

The spelling of 140512325 in words is "one hundred forty million, five hundred twelve thousand, three hundred twenty-five".