140453227 has 2 divisors, whose sum is σ = 140453228. Its totient is φ = 140453226.

The previous prime is 140453213. The next prime is 140453267. The reversal of 140453227 is 722354041.

It is a weak prime.

It is an emirp because it is prime and its reverse (722354041) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140453227 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 140453195 and 140453204.

It is not a weakly prime, because it can be changed into another prime (140453207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70226613 + 70226614.

It is an arithmetic number, because the mean of its divisors is an integer number (70226614).

Almost surely, 2^140453227 is an apocalyptic number.

140453227 is a deficient number, since it is larger than the sum of its proper divisors (1).

140453227 is an equidigital number, since it uses as much as digits as its factorization.

140453227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 140453227 is about 11851.2964269737. The cubic root of 140453227 is about 519.8091348335.

The spelling of 140453227 in words is "one hundred forty million, four hundred fifty-three thousand, two hundred twenty-seven".