140540325 has 24 divisors (see below), whose sum is σ = 232964256. Its totient is φ = 74760000.

The previous prime is 140540303. The next prime is 140540341. The reversal of 140540325 is 523045041.

It is not a de Polignac number, because 140540325 - 2⁶ = 140540261 is a prime.

It is a super-2 number, since 2×140540325² = 39503165902211250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 140540295 and 140540304.

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, 29350 + ... + 33800.

It is an arithmetic number, because the mean of its divisors is an integer number (9706844).

Almost surely, 2^140540325 is an apocalyptic number.

140540325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140540325 is a deficient number, since it is larger than the sum of its proper divisors (92423931).

140540325 is a wasteful number, since it uses less digits than its factorization.

140540325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4885 (or 4880 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 140540325 is about 11854.9704765554. The cubic root of 140540325 is about 519.9165608231.

Adding to 140540325 its reverse (523045041), we get a palindrome (663585366).

The spelling of 140540325 in words is "one hundred forty million, five hundred forty thousand, three hundred twenty-five".