1444187 has 2 divisors, whose sum is σ = 1444188. Its totient is φ = 1444186.

The previous prime is 1444181. The next prime is 1444213. The reversal of 1444187 is 7814441.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1444187 - 2¹⁸ = 1182043 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1444181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 722093 + 722094.

It is an arithmetic number, because the mean of its divisors is an integer number (722094).

2^1444187 is an apocalyptic number.

1444187 is a deficient number, since it is larger than the sum of its proper divisors (1).

1444187 is an equidigital number, since it uses as much as digits as its factorization.

1444187 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3584, while the sum is 29.

The square root of 1444187 is about 1201.7433170191. The cubic root of 1444187 is about 113.0336652767.

The spelling of 1444187 in words is "one million, four hundred forty-four thousand, one hundred eighty-seven".