140455414 has 16 divisors (see below), whose sum is σ = 231518736. Its totient is φ = 63376000.

The previous prime is 140455397. The next prime is 140455417. The reversal of 140455414 is 414554041.

It is a super-2 number, since 2×140455414² = 39455446643822792, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140455417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20287 + ... + 26314.

It is an arithmetic number, because the mean of its divisors is an integer number (14469921).

Almost surely, 2^140455414 is an apocalyptic number.

140455414 is a deficient number, since it is larger than the sum of its proper divisors (91063322).

140455414 is a wasteful number, since it uses less digits than its factorization.

140455414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46751.

The product of its (nonzero) digits is 6400, while the sum is 28.

The square root of 140455414 is about 11851.3886950011. The cubic root of 140455414 is about 519.8118328056.

It can be divided in two parts, 140 and 455414, that added together give a palindrome (455554).

The spelling of 140455414 in words is "one hundred forty million, four hundred fifty-five thousand, four hundred fourteen".