140727455 has 32 divisors (see below), whose sum is σ = 195955200. Its totient is φ = 96004480.

The previous prime is 140727443. The next prime is 140727469. The reversal of 140727455 is 554727041.

140727455 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 140727455 - 2⁴ = 140727439 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 65996 + ... + 68094.

It is an arithmetic number, because the mean of its divisors is an integer number (6123600).

Almost surely, 2^140727455 is an apocalyptic number.

140727455 is a deficient number, since it is larger than the sum of its proper divisors (55227745).

140727455 is a wasteful number, since it uses less digits than its factorization.

140727455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2191.

The product of its (nonzero) digits is 39200, while the sum is 35.

The square root of 140727455 is about 11862.8603211873. The cubic root of 140727455 is about 520.1472154683.

The spelling of 140727455 in words is "one hundred forty million, seven hundred twenty-seven thousand, four hundred fifty-five".