1450889 has 4 divisors (see below), whose sum is σ = 1582800. Its totient is φ = 1318980.

The previous prime is 1450877. The next prime is 1450903. The reversal of 1450889 is 9880541.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 9880541 = 11 ⋅898231.

It is a cyclic number.

It is not a de Polignac number, because 1450889 - 2⁴ = 1450873 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1450819) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65939 + ... + 65960.

It is an arithmetic number, because the mean of its divisors is an integer number (395700).

2^1450889 is an apocalyptic number.

It is an amenable number.

1450889 is a deficient number, since it is larger than the sum of its proper divisors (131911).

1450889 is a wasteful number, since it uses less digits than its factorization.

1450889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131910.

The product of its (nonzero) digits is 11520, while the sum is 35.

The square root of 1450889 is about 1204.5285384747. The cubic root of 1450889 is about 113.2082462663.

The spelling of 1450889 in words is "one million, four hundred fifty thousand, eight hundred eighty-nine".