140455268 has 6 divisors (see below), whose sum is σ = 245796726. Its totient is φ = 70227632.

The previous prime is 140455267. The next prime is 140455291. The reversal of 140455268 is 862554041.

140455268 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 125260864 + 15194404 = 11192^2 + 3898^2 .

It is not an unprimeable number, because it can be changed into a prime (140455267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17556905 + ... + 17556912.

It is an arithmetic number, because the mean of its divisors is an integer number (40966121).

Almost surely, 2^140455268 is an apocalyptic number.

It is an amenable number.

140455268 is a deficient number, since it is larger than the sum of its proper divisors (105341458).

140455268 is a wasteful number, since it uses less digits than its factorization.

140455268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35113821 (or 35113819 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 35.

The square root of 140455268 is about 11851.3825353838. The cubic root of 140455268 is about 519.8116526949.

The spelling of 140455268 in words is "one hundred forty million, four hundred fifty-five thousand, two hundred sixty-eight".