1452281 has 2 divisors, whose sum is σ = 1452282. Its totient is φ = 1452280.

The previous prime is 1452277. The next prime is 1452299. The reversal of 1452281 is 1822541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1452025 + 256 = 1205^2 + 16^2 .

It is a cyclic number.

It is not a de Polignac number, because 1452281 - 2² = 1452277 is a prime.

It is a super-2 number, since 2×1452281² = 4218240205922, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1452211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 726140 + 726141.

It is an arithmetic number, because the mean of its divisors is an integer number (726141).

2^1452281 is an apocalyptic number.

It is an amenable number.

1452281 is a deficient number, since it is larger than the sum of its proper divisors (1).

1452281 is an equidigital number, since it uses as much as digits as its factorization.

1452281 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 640, while the sum is 23.

The square root of 1452281 is about 1205.1062193848. The cubic root of 1452281 is about 113.2444391359.

The spelling of 1452281 in words is "one million, four hundred fifty-two thousand, two hundred eighty-one".