140025705 has 16 divisors (see below), whose sum is σ = 224568960. Its totient is φ = 74504448.

The previous prime is 140025689. The next prime is 140025749. The reversal of 140025705 is 507520041.

140025705 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 140025705 - 2⁴ = 140025689 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4285 + ... + 17274.

It is an arithmetic number, because the mean of its divisors is an integer number (14035560).

Almost surely, 2^140025705 is an apocalyptic number.

140025705 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140025705 is a deficient number, since it is larger than the sum of its proper divisors (84543255).

140025705 is a wasteful number, since it uses less digits than its factorization.

140025705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22000.

The product of its (nonzero) digits is 1400, while the sum is 24.

The square root of 140025705 is about 11833.2457508496. The cubic root of 140025705 is about 519.2811875406.

Adding to 140025705 its reverse (507520041), we get a palindrome (647545746).

The spelling of 140025705 in words is "one hundred forty million, twenty-five thousand, seven hundred five".