140025555 has 12 divisors (see below), whose sum is σ = 242711040. Its totient is φ = 74680272.

The previous prime is 140025539. The next prime is 140025563. The reversal of 140025555 is 555520041.

140025555 is a `hidden beast` number, since 1 + 400 + 255 + 5 + 5 = 666.

140025555 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 140025555 - 2⁴ = 140025539 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1555795 + ... + 1555884.

It is an arithmetic number, because the mean of its divisors is an integer number (20225920).

Almost surely, 2^140025555 is an apocalyptic number.

140025555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

140025555 is a deficient number, since it is larger than the sum of its proper divisors (102685485).

140025555 is a wasteful number, since it uses less digits than its factorization.

140025555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3111690 (or 3111687 counting only the distinct ones).

The product of its (nonzero) digits is 5000, while the sum is 27.

The square root of 140025555 is about 11833.2394127728. The cubic root of 140025555 is about 519.2810021170.

Adding to 140025555 its reverse (555520041), we get a palindrome (695545596).

The spelling of 140025555 in words is "one hundred forty million, twenty-five thousand, five hundred fifty-five".