140455267 has 2 divisors, whose sum is σ = 140455268. Its totient is φ = 140455266.

The previous prime is 140455213. The next prime is 140455291. The reversal of 140455267 is 762554041.

It is a strong prime.

It is an emirp because it is prime and its reverse (762554041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 140455267 - 2¹⁹ = 139930979 is a prime.

It is not a weakly prime, because it can be changed into another prime (140455867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70227633 + 70227634.

It is an arithmetic number, because the mean of its divisors is an integer number (70227634).

Almost surely, 2^140455267 is an apocalyptic number.

140455267 is a deficient number, since it is larger than the sum of its proper divisors (1).

140455267 is an equidigital number, since it uses as much as digits as its factorization.

140455267 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 33600, while the sum is 34.

The square root of 140455267 is about 11851.3824931946. The cubic root of 140455267 is about 519.8116514613.

The spelling of 140455267 in words is "one hundred forty million, four hundred fifty-five thousand, two hundred sixty-seven".