140105625 has 40 divisors (see below), whose sum is σ = 254693472. Its totient is φ = 67920000.

The previous prime is 140105599. The next prime is 140105629. The reversal of 140105625 is 526501041.

It is not a de Polignac number, because 140105625 - 2⁶ = 140105561 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 140105595 and 140105604.

It is not an unprimeable number, because it can be changed into a prime (140105629) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 17229 + ... + 24021.

Almost surely, 2^140105625 is an apocalyptic number.

140105625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140105625 is a deficient number, since it is larger than the sum of its proper divisors (114587847).

140105625 is an equidigital number, since it uses as much as digits as its factorization.

140105625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6827 (or 6812 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 140105625 is about 11836.6221955421. The cubic root of 140105625 is about 519.3799624034.

Adding to 140105625 its reverse (526501041), we get a palindrome (666606666).

The spelling of 140105625 in words is "one hundred forty million, one hundred five thousand, six hundred twenty-five".