1450861 has 2 divisors, whose sum is σ = 1450862. Its totient is φ = 1450860.

The previous prime is 1450853. The next prime is 1450871. The reversal of 1450861 is 1680541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1357225 + 93636 = 1165^2 + 306^2 .

It is a cyclic number.

It is not a de Polignac number, because 1450861 - 2³ = 1450853 is a prime.

1450861 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1450871) 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, 725430 + 725431.

It is an arithmetic number, because the mean of its divisors is an integer number (725431).

2^1450861 is an apocalyptic number.

It is an amenable number.

1450861 is a deficient number, since it is larger than the sum of its proper divisors (1).

1450861 is an equidigital number, since it uses as much as digits as its factorization.

1450861 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 25.

The square root of 1450861 is about 1204.5169156139. The cubic root of 1450861 is about 113.2075180113.

The spelling of 1450861 in words is "one million, four hundred fifty thousand, eight hundred sixty-one".