140325530 has 32 divisors (see below), whose sum is σ = 272083968. Its totient is φ = 51955200.

The previous prime is 140325467. The next prime is 140325557. The reversal of 140325530 is 35523041.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a junction number, because it is equal to n+sod(n) for n = 140325496 and 140325505.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2711 + ... + 16970.

It is an arithmetic number, because the mean of its divisors is an integer number (8502624).

Almost surely, 2^140325530 is an apocalyptic number.

140325530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140325530 is a deficient number, since it is larger than the sum of its proper divisors (131758438).

140325530 is a wasteful number, since it uses less digits than its factorization.

140325530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19742.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 140325530 is about 11845.9077322086. The cubic root of 140325530 is about 519.6515540379.

Adding to 140325530 its reverse (35523041), we get a palindrome (175848571).

The spelling of 140325530 in words is "one hundred forty million, three hundred twenty-five thousand, five hundred thirty".